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No. of STCs: 11

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00026DE	Status: Current	App Date: 02/05/1991	Rev Date: 02/08/2023
Description: Installation of tailboom 24 inch plug extension, commercial style main rotor blades, and rotorhead.
TC Nos.: H13WE, H1RM, H3NM, H3SO, H5SO, H7SO
Models: Garlick Helicopters Inc.UH-1B, UH-1B Hawkins & Powers Aviation Inc.UH-1B International Helicopters Inc.UH-1B Richards Heavylift Helo Inc.UH-1B Williams Helicopter CorporationUH-1B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00073DE	Status: Current	App Date: 08/11/1993	Rev Date: 02/08/2023
Description: Replacement of Lycoming T53-L-13 series powerplant
TC Nos.: H13WE, H1RM, H3NM, H3SO, H5SO, H7SO
Models: Garlick Helicopters Inc.UH-1B, UH-1B Hawkins & Powers Aviation Inc.UH-1B International Helicopters Inc.UH-1B Richards Heavylift Helo Inc.UH-1B Williams Helicopter CorporationUH-1B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00119DE	Status: Current	App Date: 11/08/1993	Rev Date: 02/08/2023
Description: Installation of an upgraded 42 degree Tail Rotor gearbox, P/N 212-040-003, and Control Cables
TC Nos.: H13WE, H1RM, H3NM, H3SO, H4NM, H5NM, H5SO, H7SO, H8NM, H9NM
Models: Bell Helicopter Textron Inc.TH-1L, UH-1E, UH-1L Hawkins & Powers Aviation Inc.UH-1B International Helicopters Inc.UH-1B Overseas Aircraft Support IncTH-1L, UH-1E, UH-1L Richards Heavylift Helo Inc.UH-1B Rotorcraft Development CorporationHH-1K, TH-1L, UH-1B, UH-1B, UH-1E, UH-1L Smith HelicoptersUH-1E West Coast FabricationsUH-1E
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00143DE	Status: Current	App Date: 11/08/1993	Rev Date: 02/08/2023
Description: Installation of an upgraded 42 degree Tail Rotor gearbox, P/N 212-040-003
TC Nos.: H13WE, H15NM, H2NM, H6SO, H7NE, H7SO, R00002RC, R00005SE, R00007DE
Models: Arrow Falcon Exporters Inc.UH-1H California Department of ForestryUH-1F Global Helicopter Technology Inc.UH-1H Hagglund Helicopters LLCUH-1H Northwest Rotorcraft LLCUH-1H Overseas Aircraft Support IncUH-1H Rotorcraft Development CorporationUH-1H Southwest Florida Aviation InternationalUH-1H Tamarack Helicopters Inc.UH-1F
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR00144DE	Status: Current	App Date: 11/08/1993	Rev Date: 02/08/2023
Description: Installation of an upgraded 42 degree tail rotor gearbox.
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.204B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09167RC	Status: Current	App Date: 03/19/1997	Rev Date: 02/08/2023
Description: Replacement of tail rotor control roller chain.
TC Nos.: H13WE, H3NM, H5NM
Models: Garlick Helicopters Inc.HH-1K, TH-1L, UH-1B, UH-1B, UH-1E, UH-1H, UH-1L
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09176RC	Status: Current	App Date: 03/19/1997	Rev Date: 02/08/2023
Description: Modification of the vertical fin spar
TC Nos.: H13WE, H15NM, H3SO, H6SO
Models: Garlick Helicopters Inc.UH-1H Hagglund Helicopters LLCUH-1H Richards Heavylift Helo Inc.UH-1H Southwest Florida Aviation InternationalSW205 (UH-1H)
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09177RC	Status: Current	App Date: 04/07/1997	Rev Date: 02/08/2023
Description: Modification of the vertical fin spar
TC Nos.: H13WE, H1RM, H3NM, H3SO, H4NM, H5NM, H5SO, H6SO, H7SO, H8NM, R00012AT
Models: Bell Textron Inc.TH-1L, UH-1E, UH-1L Garlick Helicopters Inc.UH-1B, UH-1B International Helicopters Inc.UH-1B Overseas Aircraft Support Inc.TH-1L, UH-1E, UH-1L Red Tail Flying Services LLCUH-1B Richards Heavylift Helo Inc.UH-1B Rotorcraft Development CorporationHH-1K, TH-1L, UH-1E, UH-1L Smith HelicoptersUH-1E Southwest Florida Aviation InternationalUH-1B WSH LLCUH-1B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09202RC	Status: Current	App Date: 10/19/1998	Rev Date: 02/08/2023
Description: Installation of a vertical fin spar.
TC Nos.: H1SW
Models: Bell Helicopter Textron Inc.204B
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09222RC	Status: Current	App Date: 10/19/1998	Rev Date: 02/02/2009
Description: Installation of a modified fin spar
TC Nos.: H12NM
Models: Rotorcraft Development CorporationTH-1F, UH-1F, UH-1P
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Midwest Aerospace TC LLC 9465 Joliet Street, St. John, IN 46373		If you are an STC Holder, Contact us to have your company added here!
STC No.: SR09224RC	Status: Current	App Date: 03/14/1997	Rev Date: 02/08/2023
Description: Modification of the lift beam on the Model UH-1H
TC Nos.: H13WE, H15NM, H3SO, H6SO
Models: Garlick Helicopters Inc.UH-1B, UH-1H Hagglund Helicopters LLCUH-1H Richards Heavylift Helo Inc.UH-1B, UH-1H Southwest Florida Aviation InternationalUH-1B, UH-1H
ACO: AIR-760: Central Certification Branch CHI