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No. of STCs: 20

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA101WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Picture window installation.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A (Army OA-9)
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA108WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Modification of bulkhead station 26, blkd sta 33, cabin floor from Sta 13-29 and addition of bouyant tank between Sta 29-31.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1320WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: G-21C: Installation of two United Aircraft of Canada Drawing List Model PT6A-20 engines. G-21D: installation of two United Aircraft of Canada Ltd Model PT6A-20 engines, Alvarez-Calderon wing flaps, and related changes.
TC Nos.: 4A24
Models: McKinnon A. G.G-21C, G-21D
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1589WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of two United Aircraft of Canada Ltd. Model PT6-20A engines.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1751WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Increase in main fuel tank capacity to 336 gallons. \
TC Nos.: 4A24
Models: McKinnon A. G.G-21C
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1969WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of passenger seats.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2317WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of dual brakes.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA355WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of hull vents.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1055	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Rotary beacon installation.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1109	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Metalizing of wings aft of spar.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1467	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of retractable tip floats.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1550	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of wing leading edge landing lights.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-1551	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of electric gear retract motor.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-677	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of Picture Window.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-678	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of new nose.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-680	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of windshield.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-681	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of dorsal fin.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-682	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of retractable float.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-683	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of auxiliary fuel tanks in outboard wing sections.
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21, G-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: AeroPlanes Inc 2050 NE 25th Ave, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA59WE	Status: Historical	App Date:	Rev Date: 09/04/1998
Description: Installation of a Chandler Evans AN 4100 (P/N CE 9141-AA) electric driven emergency fuel pump in place of the standard hand pump and strainer (P/N NAF 38855 Type AEL-1). (G-21A N525, S/N B117)
TC Nos.: 654
Models: Grumman American Aviation CorporationG-21A
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500