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No. of STCs: 102

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00070SE	Status: Current	App Date: 01/10/1994	Rev Date: 10/09/2015
Description: Fabrication of Model RD-0050 replacement wing-tip position light lens covers.
TC Nos.: 3A15
Models: Beechcraft Corporation36, A36, F33A, V35B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00076WI	Status: Current	App Date: 01/21/1993	Rev Date: 05/24/2021
Description: Manufacture and installation of replacement wing tips
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-300, PA-32R-300, PA-32RT-300, PA-32RT-300T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00204NY	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of .250 inch, .312 inch, or .375 inch thick one piece windshields (two piece windshield to one piece windshield conversion).
TC Nos.: 3A15, 3A16, A-777
Models: Raytheon Aircraft Company35, 35-33, 35-A33, 35-B33, 35-C33, 95, 95-55, 95-A55, 95-B55, A35, B35, B95, B95A, C35, D35, D95A, E35, F35, G35, H35, J35, K35, M35, N35, P35, S35
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00648SE	Status: Current	App Date: 07/14/1998	Rev Date: 10/09/2015
Description: Fabrication of R.M.D. Aircraft Lighting, Inc., wing-tip and landing light Kit No. 00190-C.
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A-799, A16CE, A4CE
Models: Cessna Aircraft Company185, 185A, 185B, 185C, 185D, 185E, A185E Textron Aviation Inc.150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 152, 170A, 170B, 172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 175, 175A, 175B, 175C, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 206, 207, 207A, 210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, A150K, A150L, A150M, A152, P172D, P206A, P206B, P206C, P206D, P206E, T207, T207A, T210F, TP206A, TP206B, TP206C, TP206D, TP206E, TU206A, TU206B, TU206C, TU206D, TU206E, U206A, U206B, U206C, U206D, U206E
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00726CH	Status: Current	App Date:	Rev Date: 08/05/1997
Description: Replace lower cabin door sill.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00899CH	Status: Current	App Date:	Rev Date: 07/08/1998
Description: Installation of pneumatic luggage door strut on those models with an extended luggage door.
TC Nos.: 3A15, 3A16
Models: Raytheon Aircraft Company35-33, 35-A33, 35-B33, 35-C33, 35-C33A, 56TC, 95, 95-55, 95-A55, 95-B55, 95-B55A, 95-B55B (T-42A), 95-C55, 95-C55A, A56TC, B95, B95A, D55, D55A, D95A, E33, E33A, E33C, E55, E55A, E95, G33, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00911CH	Status: Current	App Date:	Rev Date: 07/08/1998
Description: Installation of rudder fin cap/strobe fairing.
TC Nos.: 3A15, 3A16
Models: Raytheon Aircraft Company35-33, 35-A33, 35-B33, 35-C33, 35-C33A, 36, 56TC, 58, 58A, 95-55, 95-A55, 95-B55, 95-B55A, 95-B55B (T-42A), 95-C55, 95-C55A, A36, A36TC, A56TC, B36TC, D55, D55A, E33, E33A, E33C, E55, E55A, F33, F33A, F33C, G33
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01107SE	Status: Current	App Date: 03/22/2002	Rev Date: 10/09/2015
Description: RMD Aircraft Lighting high intensity discharge wingtip light
TC Nos.: 2A13, 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A-799, A16CE, A3SO, A4CE, A7SO
Models: Cessna Aircraft Company185, 185A, 185B, 185C, 185D, 185E, A185E, A185F Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-28S-160, PA-28S-180, PA-32-300, PA-32-301, PA-32-301T, PA-32R-300, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T, PA-34-200, PA-34-200T, PA-34-220T Textron Aviation Inc.150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 152, 170A, 170B, 172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 172S, 175, 175A, 175B, 175C, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, 206, 206H, 207, 207A, 210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, 210N, 210R, A150K, A150L, A150M, A152, P172D, P206, P206A, P206B, P206C, P206D, P206E, P210N, P210R, R182, T182, T182T, T206H, T207, T207A, T210F, T210G, T210H, T210J, T210K, T210L, T210M, T210N, T210R, TP206A, TP206B, TP206C, TP206D, TP206E, TR182, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01571CH	Status: Current	App Date:	Rev Date: 11/16/2001
Description: Installation of modified nose cone.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01786SE	Status: Current	App Date: 08/01/2007	Rev Date: 10/09/2015
Description: Fabrication and installation of wing tips
TC Nos.: 2A13, A7SO
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28R-180, PA-28R-200, PA-28S-160, PA-28S-180, PA-34-200, PA-34-200T, PA-34-220T
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01787SE	Status: Current	App Date: 08/01/2007	Rev Date: 10/09/2015
Description: Fabrication and installation of wing tips
TC Nos.: 2A13
Models: Piper Aircraft Inc.PA-28-151, PA-28-161, PA-28-181, PA-28-201T, PA-28-236, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01834CH	Status: Historical	App Date: 10/08/2002	Rev Date: 12/05/2003
Description: Installation of wing mounted High Density Discharge Light Assembly Kit RMDHID.
TC Nos.: 1A15, 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A13CE, A13EU, A16CE, A18EU, A1EA, A20CE, A23EU, A2CE, A37CE, A4CE, A4EU, A6CE
Models: Reims Aviation S.A.Cessna F150G, Cessna F150H, Cessna F150J, Cessna F150K, Cessna F172D, Cessna F172E, Cessna F172F, Cessna F172G, Cessna F172H, Cessna F172K, Cessna F172P, Cessna F337E, Cessna FR172E, Cessna FR172F, Cessna FR172G, Cessna FR172H, Cessna FT337E The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, 172P, 172Q, 172R, 172RG, 172S, 175, 175A, 175B, 175C, 177, 177A, 177B, 177RG, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182S, 182T, 185, 185A, 185B, 185C, 185D, 185E, 206, 206H, 207, 207A, 208, 208A, 208B, 210, 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210K, 336, 337, 337A, 337B, 337C, 337D, 337E, A150K, A185E, A185F, P206, P206A, P206B, P206C, P206D, P206E, T206H, T207, T207A, T210F, T210G, T210H, T210J, T210K, T337B, T337C, T337D, T337E, TP206A, TP206B, TP206C, TP206D, TP206E, TU206A, TU206B, TU206C, TU206D, TU206E, U206, U206A, U206B, U206C, U206D, U206E The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400, PA-30, PA-39
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01834CH	Status: Historical	App Date: 10/08/2002	Rev Date: 05/16/2003
Description: Installation of wing mounted High Density Discharge Light Assembly Kit RMDHID.
TC Nos.: 1A15, A1EA
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400, PA-30, PA-39
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01834CH	Status: Historical	App Date: 10/08/2002	Rev Date: 03/14/2007
Description: Installation of the High Intensity Discharge Light Assembly Kit.
TC Nos.: 1A15, 3A12, 3A13, 3A15, 3A16, 3A17, 3A19, 3A21, 3A24, 5A3, 5A6, A-777, A13CE, A13EU, A16CE, A18EU, A1EA, A20CE, A23CE, A23EU, A2CE, A37CE, A3SO, A42EU, A4CE, A4EU, A6CE
Models: Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172P, 172Q, 172R, 172RG, 172S, 175, 175A, 175B, 175C, 177, 177A, 177B, 177RG, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, 185, 185A, 185B, 185C, 185D, 185E, 206, 206H, 207, 207A, 208, 208A, 208B, 210, 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, 210N, 210R, 336, 337, 337A, 337B, 337C, 337D, 337E, 337G, 337H, A150K, A185E, A185F, F150G, F150H, F150J, F150K, F172D, F172E, F172F, F172G, F172H, F172K, F172P, F182P, F182Q, F337E, F337G, F337H, FR172E, FR172F, FR172G, FR172H, FR182, FT337E, FT337GP, FT337HP, P172D, P206, P206A, P206B, P206C, P206D, P206E, P210N, P210R, P337H, R182, T182, T182T, T206H, T207, T207A, T210F, T210G, T210H, T210J, T210K, T210L, T210M, T210N, T210R, T337B, T337C, T337D, T337E, T337G, T337H, T337H-SP, TP206A, TP206B, TP206C, TP206D, TP206E, TR182, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G Hawker Beechcraft Corporation35-33, 35-A33, 35-B33, 35-C33, 35-C33A, 36, 56TC, 58, 58A, 95, 95-55, 95-A55, 95-B55, 95-B55A, 95-B55B, 95-C55, 95-C55A, A36, A36TC, A56TC, B36TC, B95, B95A, D55, D55A, D95A, E33, E33A, E33C, E55, E55A, E95, F33, F33A, F33C, G33, G36, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B Piper Aircraft; Inc.PA-24, PA-24-250, PA-24-260, PA-24-400, PA-30, PA-32-301T, PA-32R-301T, PA-32RT-300T, PA-39 Raytheon Aircraft Company35, 35R, 45 (Military YT-34), 58P, 58PA, 58TC, 58TCA, A35, A45 (Military T-34A; B-45), B35, C35, D35, D45 (Military T-34B), E35, F35, G35
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01834CH (1 OF 2)	Status: Current	App Date: 10/08/2002	Rev Date: 03/20/2009
Description: Installation of the High Intensity Discharge Light Assembly Kit.
TC Nos.: 1A15, 3A12, 3A13, 3A15, 3A16, 3A17, 3A19, 3A21, 3A24, 5A3, 5A6, A-777, A13CE, A13EU, A16CE, A18EU, A1EA, A20CE, A23CE, A23EU, A2CE, A37CE, A3SO, A42EU, A4CE, A4EU, A6CE
Models: Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172P, 172Q, 172R, 172RG, 172S, 175, 175A, 175B, 175C, 177, 177A, 177B, 177RG, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, 185, 185A, 185B, 185C, 185D, 185E, 206, 206H, 207, 207A, 208, 208A, 208B, 210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 336, 337, 337A, 337B, 337C, 337D, 337E, 337G, 337H, A150K, A185E, A185F, F150G, F150H, F150J, F150K, F172D, F172E, F172F, F172G, F172H, F172K, F172P, F182P, F182Q, F337E, F337G, F337H, FR172E, FR172F, FR172G, FR172H, FR182, FT337E, FT337GP, FT337HP, P172D, P206, P206A, P206B, P206C, P206D, P206E, P337H, R182, T182, T182T, T206H, T207, T207A, T210F, T210G, T210H, T210J, T210K, T337B, T337C, T337D, T337E, T337G, T337H, T337H-SP, TP206A, TP206B, TP206C, TP206D, TP206E, TR182, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G Hawker Beechcraft Corporation35, 35-33, 35-A33, 35-B33, 35-C33, 35-C33A, 35R, 36, 56TC, 58, 58A, 95, 95-55, 95-A55, 95-B55, 95-B55A, 95-B55B, 95-C55, 95-C55A, A35, A36, A36TC, A56TC, B35, B36TC, B95, B95A, C35, D35, D55, D55A, D95A, E33, E33A, E33C, E35, E55, E55A, E95, F33, F33A, F33C, F35, G33, G35, G36, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400, PA-30, PA-32-301T, PA-32R-301T, PA-32RT-300T, PA-39 Raytheon Aircraft Company45 (Military YT-34), 58P, 58PA, 58TC, 58TCA, A45 (Military T-34A; B-45), D45 (Military T-34B)
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01834CH (2 OF 2)	Status: Current	App Date: 10/08/2002	Rev Date: 03/19/2009
Description: Installation of the High Intensity Discharge Light Assembly Kit.
TC Nos.: 2A13, A3SO
Models: Piper Aircraft Inc.PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-28S-160, PA-28S-180, PA-32-260, PA-32-300, PA-32-301, PA-32-301FT, PA-32-301XTC, PA-32R-300, PA-32R-301 (HP), PA-32R-301 (SP), PA-32RT-300, PA-32S-300
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02022CH	Status: Current	App Date: 06/21/2004	Rev Date: 08/16/2004
Description: Installation of Pneumatic Luggage Door Strut Kit.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-28S-160, PA-28S-180
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02411CH	Status: Current	App Date: 02/27/2007	Rev Date: 07/25/2008
Description: Installation of the Aero Vent Cabin Ventilation System.
TC Nos.: 3A12, 3A13, 3A17, 3A21, 3A24, 5A6, A4CE
Models: Cessna Aircraft Company172, 172A, 172B, 172C, 172D, 172E, 172F, 172G, 172H, 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172RG, 175, 175A, 175B, 175C, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182P, 182Q, 182R, 185, 185A, 185B, 185C, 185D, 185E, 210, 210-5 (205), 210-5A (205A), 210A, 210B, 210F, 210G, 210H, 210K, A185E, A185F, P172D, P206A, P206B, R172E, R172F, R172G, R172H, R172J, R172K, R182, T182, T210F, T210G, T210H, T210J, T210K, T210L, TR182
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02411CH	Status: Historical	App Date: 02/27/2007	Rev Date: 04/20/2007
Description: Installation of the Aero Vent Cabin Ventilation System.
TC Nos.: 3A13
Models: Cessna Aircraft Company182E, 182F, 182G, 182H, 182J, 182K, 182P, 182Q, 182R, R182, T182, TR182
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02446CH	Status: Current	App Date: 11/10/2006	Rev Date: 06/25/2007
Description: Installation of the Courtesy Light Kit.
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A-799, A13CE, A13EU, A16CE, A18EU, A20CE, A23EU, A26EU, A2CE, A42EU, A4CE, A4EU, A6CE
Models: Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 152, 170, 170A, 170B, 172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 172RG, 172S, 175, 175A, 175B, 175C, 177, 177A, 177B, 177RG, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, 185, 185A, 185B, 185C, 185D, 185E, 206, 206H, 207, 207A, 210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, 210N, 210R, 336, 337, 337A, 337B, 337C, 337D, 337E, 337F, 337G, 337H, A150K, A150L, A150M, A152, A185E, A185F, F150G, F150H, F150J, F150K, F150L, F150M, F152, F172D, F172E, F172F, F172G, F172H, F172K, F172L, F172M, F172N, F172P, F177RG, F182P, F182Q, F337E, F337F, F337G, F337H, FA150K, FA150L, FA152, FR172E, FR172F, FR172G, FR172H, FR172J, FR172K, FR182, FRA150L, FRA150M, FT337E, FT337F, FT337GP, FT337HP, M337B, P172D, P206, P206A, P206B, P206C, P206D, P206E, P210N, P210R, P337H, R172E, R172F, R172G, R172H, R172J, R172K, R182, T182, T182T, T206H, T207, T207A, T210F, T210G, T210H, T210J, T210K, T210L, T210M, T210N, T210R, T337B, T337C, T337D, T337E, T337F, T337G, T337H, T337H-SP, TP206A, TP206B, TP206C, TP206D, TP206E, TR182, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02497CH	Status: Current	App Date: 11/07/2007	Rev Date: 08/10/2006
Description: Installation of the Knots 2U Flight Lite System
TC Nos.: 3A13
Models: Cessna Aircraft Company182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, R182, T182, T182T, TR182
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1012GL	Status: Current	App Date:	Rev Date: 08/05/1998
Description: Modify the Piper standard nose and main landing gear wheel fairings. (PA-28-151 ALL S/N'S, PA-28-161 S/N'S UP THRU 28-7916228, PA-28-181 S/N'S UP THRU 28-7990242)
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-235
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1013GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Modify the Piper standard nose and main landing gear wheel fairings. (PA-32-300 S/N UP THRU 32-7940020)
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Dr, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA10594SC	Status: Current	App Date: 08/30/2006	Rev Date: 08/11/2017
Description: Modification of the Monroe Automotive Equipment Co. (MAECO) Shimmy Dampener.
TC Nos.: 1A15, 2A13, A1EA, A20SO, A3SO, A8EA
Models: Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400, PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-30, PA-31, PA-31-300, PA-31-325, PA-31-350, PA-31P, PA-31P-350, PA-31T, PA-31T1, PA-31T2, PA-32-260, PA-32-300, PA-32-301, PA-32-301T, PA-32R-300, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T, PA-32S-300, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1153SW	Status: Current	App Date:	Rev Date: 09/07/1999
Description: Square wing tips with dual navigation lights.
TC Nos.: 1A15, A1EA
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400, PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1194GL	Status: Current	App Date:	Rev Date: 07/15/1997
Description: Install fairings over flap hinges.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1195GL	Status: Historical	App Date:	Rev Date: 07/15/1997
Description: Install fairings over flap hinges.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32-301, PA-32-301T, PA-32R-300, PA-32R-301(HP), PA-32R-301(SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T, PA-32S-300
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1195GL	Status: Current	App Date: 04/29/1987	Rev Date: 03/29/2010
Description: Installation of Flap Hinge Fairings seals
TC Nos.: A3SO
Models: Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32-301, PA-32-301FT, PA-32-301T, PA-32-301XTC, PA-32R-300, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T, PA-32S-300
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1216GL	Status: Current	App Date:	Rev Date: 07/15/1997
Description: Install wing root fairings.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1217GL	Status: Current	App Date: 07/20/1987	Rev Date: 03/29/2010
Description: Installation of wing root fairings
TC Nos.: A3SO
Models: Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32-301, PA-32-301FT, PA-32-301T, PA-32-301XTC, PA-32R-300, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T, PA-32S-300
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1217GL	Status: Historical	App Date:	Rev Date: 07/15/1997
Description: Install wing root fairings.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32-301, PA-32R-300, PA-32R-301(HP), PA-32R-301(SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T, PA-32S-300
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1225GL	Status: Current	App Date:	Rev Date: 07/14/1997
Description: Install fairings over flap hinges.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T, PA-34-220T (III), PA-34-220T (IV)
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1227CE	Status: Current	App Date: 04/03/1976	Rev Date: 05/24/2021
Description: Installation of dorsal fin.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28R-180, PA-28R-200
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Dr, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1228CE	Status: Current	App Date: 06/06/1975	Rev Date: 05/24/2021
Description: Installation of wing tip extension.
TC Nos.: 2A13
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1238GL	Status: Current	App Date:	Rev Date: 07/14/1997
Description: Install wing root fairings.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T, PA-34-220T (III), PA-34-220T (IV)
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1373CE	Status: Current	App Date: 04/21/1977	Rev Date: 05/24/2021
Description: Install third window. (PA-28-180 S/N 28-1 THRU 28-4377, PA-28-235 S/N 28-10003 THRU 28-11039)
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1401NW	Status: Historical	App Date: 04/08/1981	Rev Date: 10/18/2007
Description: Installation of fiberglass wing tips with recognition lights.
TC Nos.: 2A13, A3SO, A7SO
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235, PA-28R-180, PA-28R-200, PA-28S-160, PA-28S-180, PA-32-300, PA-32R-300, PA-32RT-300, PA-32RT-300T, PA-34-200, PA-34-200T, PA-34-220T
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1401NW	Status: Current	App Date: 04/08/1981	Rev Date: 08/14/2008
Description: Installation of fiberglass wing tips with recognition lights.
TC Nos.: 2A13, A3SO, A7SO
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235, PA-28R-180, PA-28R-200, PA-28S-160, PA-28S-180, PA-32-300, PA-32R-300, PA-32RT-300, PA-32RT-300T, PA-34-200, PA-34-200T, PA-34-220T
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1401NW	Status: Historical	App Date: 04/08/1981	Rev Date: 02/20/2007
Description: Installation of fiberglass wing tips with recognition lights.
TC Nos.: 2A13, A3SO, A7SO
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235, PA-28R-180, PA-28R-200, PA-28S-160, PA-28S-180, PA-32-300, PA-32R-300, PA-32RT-300, PA-32RT-300T, PA-34-200, PA-34-200T, PA-34-220T
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1521GL	Status: Current	App Date: 09/06/1990	Rev Date: 03/29/2010
Description: Installation of Flap, Aileron, Flap/Fuselage, and Stabilator Gap Seals.
TC Nos.: A3SO
Models: Piper Aircraft Inc.PA-32-301, PA-32-301FT, PA-32-301T, PA-32-301XTC, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1521GL	Status: Historical	App Date:	Rev Date: 10/13/1999
Description: Installation of Flap, Aileron, Flap/Fuselage, and Stabilator Gap Seals.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-301, PA-32-301T, PA-32R-301(SP), PA-32R-301T
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1571GL	Status: Current	App Date:	Rev Date: 07/21/1997
Description: Installation of rudder fin cap fairing, with or without a strobe.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28S-160, PA-28S-180
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1572GL	Status: Current	App Date:	Rev Date: 07/15/1997
Description: Installation of rudder fin cap fairing, with or without a strobe.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32-301, PA-32-301T, PA-32R-300, PA-32R-301(HP), PA-32R-301(SP), PA-32R-301T, PA-32S-300
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1661GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of rudder fin cap fairing, with a strobe.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1662GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of rudder fin cap fairing, with or without a strobe.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1711GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of Gear Lobe fairings.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1712GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of Gear Lobe fairings.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1713GL	Status: Current	App Date:	Rev Date: 07/15/1997
Description: Installation of gear lobe fairings.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-201T, PA-28R-180, PA-28R-200, PA-28R-201T, PA-28RT-201
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1714GL	Status: Current	App Date:	Rev Date: 07/21/1997
Description: Installation of Gear Lobe Fairings.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32R-300, PA-32R-301(HP), PA-32R-301(SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1715GL	Status: Current	App Date:	Rev Date: 07/14/1997
Description: Installation of Gear Lobe fairings.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T, PA-34-220T (III), PA-34-220T (IV)
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1716GL	Status: Current	App Date:	Rev Date: 07/21/1997
Description: Installation of Gear Lobe fairings.
TC Nos.: A19SO
Models: The New Piper Aircraft Inc.PA-44-180, PA-44-180T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA17CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of windshield cowler fairing.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA18CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of windshield 'cowler' fairing.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA214CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of Hartzell HC-E2YL-2BSF/F7663D-4 or HC-E2YL-2BLSF/ FJ7663D-4 model propellers.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA215CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of an induction system.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2356NM	Status: Historical	App Date: 01/13/1984	Rev Date: 02/20/2007
Description: Installation of R.M.D. Aircraft Lighting, Inc. Landing/Recognition Lights Kit.
TC Nos.: 2A13, A3SO
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-28S-160, PA-28S-180, PA-32-301, PA-32-301T, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2356NM	Status: Current	App Date: 01/13/1984	Rev Date: 03/29/2010
Description: Installation of Knots 2U, Ltd Landing/Recognition Lights Kit
TC Nos.: 2A13, A3SO
Models: Piper Aircraft Inc.PA-28-151, PA-28-161, PA-28-181, PA-28-201T, PA-28-236, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-32-301, PA-32-301FT, PA-32-301T, PA-32-301XTC, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T, PA-32RT-300T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2356NM	Status: Historical	App Date: 01/13/1984	Rev Date: 10/18/2007
Description: Installation of R.M.D. Aircraft Lighting, Inc. Landing/Recognition Lights Kit.
TC Nos.: 2A13, A3SO
Models: Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-28S-160, PA-28S-180, PA-32-301, PA-32-301T, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2356NM	Status: Historical	App Date: 01/13/1984	Rev Date: 08/14/2008
Description: Installation of R.M.D. Aircraft Lighting, Inc. Landing/Recognition Lights Kit.
TC Nos.: 2A13, A3SO
Models: Piper Aircraft Inc.PA-28-151, PA-28-161, PA-28-181, PA-28-201T, PA-28-236, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T, PA-32-301, PA-32-301T, PA-32R-301 (HP), PA-32R-301 (SP), PA-32R-301T, PA-32RT-300T
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Knots 2U Ltd 703 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2381NM	Status: Current	App Date: 08/19/2008	Rev Date: 08/19/2008
Description: Installation of Knots 2U, Ltd Wheel and Body Fairings
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A13CE, A16CE, A4CE
Models: Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 152, 172, 172A, 172B, 172C, 172D, 172E, 172F, 172F (USAF T-41A), 172G, 172H, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 175, 175B, 175C, 177, 177A, 177B, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, 185, 185A, 185B, 185C, 185D, 185E, 206, 206H, 207, 207A, 210-5 (205), 210-5A (205A), A150K, A150L, A150M, A152, A185E, A185F, P172D, P206, P206A, P206B, P206C, P206D, P206E, R172K, T206H, T207, T207A, TP206A, TP206B, TP206C, TP206D, TP206E, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2382NM	Status: Current	App Date:	Rev Date: 07/15/2003
Description: Installation of Aileron and Flap Gap Seals.
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A-799, A16CE, A18EU, A42EU, A4CE
Models: Reims Aviation S.A.Cessna F182P, Cessna F182Q, Cessna FR172E, Cessna FR172F, Cessna FR172G, Cessna FR172H, Cessna FR172J, Cessna FR172K, Cessna FR182 The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 152, 170B, 172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 172RG, 172S, 175, 175A, 175B, 175C, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 185, 185A, 185B, 185C, 185D, 185E, 206, 206H, 207, 207A, 210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, 210N, 210R, A150K, A150L, A150M, A152, A185E, A185F, P172D, P206, P206A, P206B, P206C, P206D, P206E, P210N, P210R, R182, T182, T206H, T207, T207A, T210F, T210G, T210H, T210J, T210K, T210L, T210M, T210N, T210R, TP206A, TP206B, TP206C, TP206D, TP206E, TR182, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2382NM	Status: Historical	App Date:	Rev Date: 04/03/2002
Description: Installation of Aileron and Flap Gap Seals.
TC Nos.: 3A12, 3A13, 3A17, 3A19, 3A21, 3A24, 5A6, A-799, A13EU, A16CE, A4CE, A4EU
Models: Reims Aviation S.A.F150 Series, F150G, F150H, F150J, F150K, F150L, F150M, F152, F172 Series, F172D, F172E, F172F, F172G, F172H, F172K, F172L, F172M, F172N, F172P, FA150 Series, FA150K, FA150L, FA152, FRA150L, FRA150M The Cessna Aircraft Company150, 150A, 150B, 150C, 150D, 150E, 150F, 150G, 150H, 150J, 150K, 150L, 150M, 152, 170B, 172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 172RG, 172S, 175, 175A, 175B, 175C, 180, 180A, 180B, 180C, 180D, 180E, 180F, 180G, 180H, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 185, 185A, 185B, 185C, 185D, 185E, 206, 206H, 207, 207A, 210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, 210N, 210R, A150K, A150L, A150M, A152, A185E, A185F, P172D, P206, P206A, P206B, P206C, P206D, P206E, P210N, P210R, R182, T182, T206H, T207, T207A, T210F, T210G, T210H, T210J, T210K, T210L, T210M, T210N, T210R, TP206A, TP206B, TP206C, TP206D, TP206E, TR182, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 709 Airport Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2490SW	Status: Current	App Date: 07/14/1977	Rev Date: 05/24/2021
Description: Installation of wing tip extension and dorsal fin.
TC Nos.: 2A13
Models: Piper Aircraft Inc.PA-28R-180, PA-28R-200
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2647CE	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of flap actuated gear warning system.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2648CE	Status: Current	App Date:	Rev Date: 12/15/1997
Description: Installation of flap actuated gear warning system.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2753CE	Status: Historical	App Date:	Rev Date: 05/07/1997
Description: Installation of flap actuated landing gear warning system.
TC Nos.: A-777
Models: Raytheon Aircraft Company35, 35R, A35, B35, C35, D35, E35, F35, G35
ACO: AIR-7C0: Chicago ACO Branch

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2754CE	Status: Historical	App Date:	Rev Date: 05/07/1997
Description: Installation of a flap actuated landing gear warning system.
TC Nos.: 3A15
Models: Raytheon Aircraft Company35-33, 35-A33, 35-B33, 35-C33, 35-C33A, 36, A36, A36TC, B36TC, E33, E33A, E33C, F33, F33A, F33C, G33, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B
ACO: AIR-7C0: Chicago ACO Branch

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA307CH	Status: Historical	App Date:	Rev Date: 05/17/1997
Description: Replace existing baggage door hold up bracket with an air strut bracket. (PA-24-260 24-4247, 24-4300 and up)
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24-260
ACO: AIR-7C0: Chicago ACO Branch

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA307CH	Status: Current	App Date: 01/09/1995	Rev Date: 05/07/1997
Description: Replace existing baggage door hold up bracket with an air strut bracket. PA-24-260 MSN #24-4247, and 24-4300 and up
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24-260
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA308CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Replace baggage door holdup bracket with air strut bracket.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3685NM	Status: Current	App Date: 03/01/1986	Rev Date: 10/09/2015
Description: Installation of fiberglass wing tips; each tip having a 100 watt recognition light and a clear plastic lens.
TC Nos.: 3A21
Models: Textron Aviation Inc.210, 210-5 (205), 210-5A (205A), 210A, 210B, 210C, 210D, 210E, 210F, 210G, 210H, 210J, 210K, 210L, 210M, 210N, 210R, P210N, P210R, T210F, T210G, T210H, T210J, T210K, T210L, T210M, T210N, T210R
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA370CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of wing fillet.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA371CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of wing fillet.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA394CH	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of cowl nose bowl.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA411NW	Status: Current	App Date: 11/24/1976	Rev Date: 10/09/2015
Description: Installation of forward facing white lights, position lights, clear plastic covers, and associated systems.
TC Nos.: A2SW
Models: Israel Aircraft Industries Ltd.1121A, 1121B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA421GL	Status: Current	App Date:	Rev Date: 11/20/2006
Description: Installation of aileron and flap gap seals.
TC Nos.: 3A15
Models: Raytheon Aircraft Company35-33, 35-A33, 35-B33, 35-C33, 35-C33A, 36, A36, A36TC, B36TC, E33, E33A, E33C, F33, F33A, F33C, G33, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA421GL	Status: Historical	App Date:	Rev Date: 12/01/1998
Description: Installation of aileron and flap gap seals.
TC Nos.: 3A15
Models: Raytheon Aircraft Company35-33, 35-A33, 35-B33, 35-C33, 35-C33A, 36, A36, A36TC, B36TC, E33, E33A, E33C, F33, F33A, F33C, G33, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4337NM	Status: Current	App Date: 04/01/1988	Rev Date: 10/09/2015
Description: Installation of landing/recognition lights inside the modified wing tip leading edge
TC Nos.: 3A12, 3A13, 3A24, 5A6, A4CE
Models: Cessna Aircraft Company185, 185A, 185B, 185C, 185D, 185E, A185E, A185F Textron Aviation Inc.172, 172A, 172B, 172C, 172D, 172E, 172F (USAF T-41A), 172G, 172H (USAF T-41A), 172I, 172K, 172L, 172M, 172N, 172P, 172Q, 172R, 172S, 180J, 180K, 182, 182A, 182B, 182C, 182D, 182E, 182F, 182G, 182H, 182J, 182K, 182L, 182M, 182N, 182P, 182Q, 182R, 182S, 182T, 206, 206H, P206, P206A, P206B, P206C, P206D, P206E, R182, T182, T182T, T206H, TP206A, TP206B, TP206C, TP206D, TP206E, TR182, TU206A, TU206B, TU206C, TU206D, TU206E, TU206F, TU206G, U206, U206A, U206B, U206C, U206D, U206E, U206F, U206G
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5130NM	Status: Current	App Date: 01/29/1990	Rev Date: 10/09/2015
Description: Fabrication of Model RMD-003536-B auxiliary landing lights
TC Nos.: 3A15
Models: Beechcraft CorporationA36, F33A, V35B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA516GL	Status: Current	App Date:	Rev Date: 01/21/1999
Description: Installation of aileron, flap, flap to fuselage, rudder gap seals, wing root fairings, dorsal fin, and engine nacelle fairing.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA526GL	Status: Current	App Date:	Rev Date: 01/21/1999
Description: Installation of aileron, flap, flap to fuselage, and rudder gap seals, wing root fairings, and dorsal fin.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA551CH	Status: Current	App Date:	Rev Date: 09/12/1996
Description: Modify the fuselage nose cover.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA574NW	Status: Current	App Date: 02/25/1978	Rev Date: 10/09/2015
Description: Installation of forward facing white lights, (100 Watts) and clear plastic wing tip tank nose cone and associated systems
TC Nos.: 3A10, 3A25, A7CE
Models: Textron Aviation Inc.310G, 310H, 310I, 310J, 310K, 310L, 310N, 310P, 310Q, 310R, 320A, 320B, 320C, 320D, 320E, 320F, 340A, 401, 401A, 401B, 402, 402A, 402B, 411A, 414, 421, 421A, 421B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5903NM	Status: Current	App Date: 02/21/1992	Rev Date: 10/09/2015
Description: Fabrication of Model RMD-000035-B replacement wing tips with supplemental landing and recognition lights.
TC Nos.: 3A15, A-777
Models: Beechcraft Corporation35-33, 35-A33, A35, A36, B35, C35, D35, E35, F33A, F35, G35, H35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA603GL	Status: Current	App Date:	Rev Date: 07/15/1997
Description: Installation of aileron, flap, and stabilator gap seals.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235, PA-28R-180, PA-28R-200
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA609GL	Status: Current	App Date:	Rev Date: 08/05/1997
Description: Installation of aileron, flap, and stabilator gap seals.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32R-300, PA-32RT-300, PA-32RT-300T, PA-32S-300
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA640GL	Status: Current	App Date:	Rev Date: 06/28/1999
Description: Installation of Aileron, Flap, and Stabilator Gap Seals.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-151, PA-28-161, PA-28-181, PA-28-201T, PA-28-236, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA665NW	Status: Current	App Date: 08/05/1978	Rev Date: 10/09/2015
Description: Installation of forward facing white lights (100 watts) clear plastic wing tip tank nose cone, and associated systems
TC Nos.: A23SO, A8EA
Models: Piper Aircraft Inc.PA-31T, PA-31T1, PA-42
ACO: AIR-770: West Certification Branch SEA

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA729GL	Status: Current	App Date:	Rev Date: 07/14/1997
Description: Installation of Aileron and Flap Gap Seals.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T, PA-34-220T (III), PA-34-220T (IV)
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA780GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of aileron and flap gap seals.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-160, PA-28-180, PA-28-235
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA820GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of aileron and flap gap seals.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32R-300
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA845GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Install stabilizer reinforcing plate.
TC Nos.: 3A15
Models: Raytheon Aircraft CompanyH35, J35, K35, M35, N35, P35, S35, V35, V35A, V35B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA846GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Install stabilizer reinforcing plate.
TC Nos.: A-777
Models: Raytheon Aircraft CompanyC35, D35, E35, F35, G35
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA855GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Installation of aileron and flap gap seals.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-151, PA-28-161, PA-28-181, PA-28-201T, PA-28-236, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA875GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Install speed sweep windshield.
TC Nos.: A1EA
Models: The New Piper Aircraft Inc.PA-30, PA-39
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA909GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Install speed sweep windshield.
TC Nos.: 1A15
Models: The New Piper Aircraft Inc.PA-24, PA-24-250, PA-24-260, PA-24-400
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA928GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Install molded plastic fairings P/N's LI, LO, or LO-F, LC, RI, RO, or RO-F, RC, enclosing all wing flap hinges.
TC Nos.: 2A13
Models: The New Piper Aircraft Inc.PA-28-140, PA-28-150, PA-28-151, PA-28-160, PA-28-161, PA-28-180, PA-28-181, PA-28-201T, PA-28-235, PA-28-236, PA-28R-180, PA-28R-200, PA-28R-201, PA-28R-201T, PA-28RT-201, PA-28RT-201T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA929GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Install molded plastic fairings P/N's LI, LO, LC, RI, RO, RC, enclosing all wing flap hinges.
TC Nos.: A7SO
Models: The New Piper Aircraft Inc.PA-34-200, PA-34-200T, PA-34-220T (III), PA-34-220T (IV)
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA930GL	Status: Current	App Date:	Rev Date: 05/07/1997
Description: Install molded plastic fairings P/N's LI, LO, or LO-F, LC, RI, RO, or RO-F, RC enclosing all wing flap hinges.
TC Nos.: A3SO
Models: The New Piper Aircraft Inc.PA-32-260, PA-32-300, PA-32-301, PA-32-301T, PA-32R-300, PA-32R-301(HP), PA-32R-301(SP), PA-32R-301T, PA-32RT-300, PA-32RT-300T
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA957GL	Status: Historical	App Date:	Rev Date: 12/01/1998
Description: Installation of flap and aileron gap seals.
TC Nos.: A-777
Models: Raytheon Aircraft Company35R, A35, B35, C35, D35, E35, F35, G35
ACO: Chicago ACO Branch, Tel: +1 (847) 294-7358

STC Holder: Knots 2U Ltd 3106 Bieneman Road, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA957GL	Status: Current	App Date: 10/20/1985	Rev Date: 11/20/2006
Description: Installation of flap and aileron gap seals.
TC Nos.: A-777
Models: Raytheon Aircraft Company35R, A35, B35, C35, D35, E35, F35, G35
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Knots 2U Ltd 709 Airport Rd, Burlington, WI 53105, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA961NW	Status: Current	App Date: 06/10/1980	Rev Date: 10/09/2015
Description: Installation of forward facing white lights (100 watt), clear plastic wing tip covers, and associated systems
TC Nos.: A5SW, A8SW
Models: M7 Aerospace LLCSA226-AT, SA226-T, SA226-TC, SA227-TT
ACO: AIR-770: West Certification Branch SEA