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No. of STCs: 5

STC Holder: Teufel Nursery Inc 3115 NE Cornell Road, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00346SE	Status: Historical	App Date: 10/10/1995	Rev Date: 05/14/1996
Description: Installation of Cleveland wheels and a modified Cleveland braking system per Cleveland Wheels & Brakes Drawing 50-83, Revision B, sketches labeled Drawing #1 - #4, and photographs dated may 7, 1996
TC Nos.: TC 654
Models: Grumman American Aviation CorporationG-21A (Army OA-9; Navy JRF-1; -2; -3; -4; -5; and -6B)
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Teufel Nursery Inc 3115 NE Cornell Road, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA00874SE	Status: Current	App Date: 06/13/2001	Rev Date: 01/31/2001
Description: Install two Pratt & Whitney PT6A-34 engines in place of PT6A-28 engines per Master Document List TFL-PA31T-D01, Revision IR, dated November 29, 2000, or later FAA approved revision. Inspect and maintain this modification in accordance with Instructions for Continued Airworthiness, Document TFL-PA31T-R34, Revision IR, dated November 29, 2000, or later FAA approved revision.
TC Nos.: A8EA
Models: Piper Aircraft Inc.PA-31T
ACO: AIR-770: West Certification Branch SEA

STC Holder: Teufel Nursery Inc 3115 NE Cornell Road, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA01606SE	Status: Current	App Date: 10/22/2002	Rev Date: 10/07/2005
Description: Installation of an electrical/electronics system including contemporary electronic appliances, control devices and interface wiring in accordance with Teufel Nursery, Inc. MDL G21G-00006-01, Revision -1, dated August 12, 2005 or later approved MDL on Aero Planes, LLC, Model G-21G, s/n 1201.
TC Nos.: 4A24
Models: Atlantic Coast Seaplanes LLCG-21G
ACO: AIR-770: West Certification Branch SEA

STC Holder: Teufel Nursery Inc 3115 NE Cornell Road, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA02632SE	Status: Current	App Date: 06/06/2011	Rev Date: 12/12/2018
Description: Installation of a Pratt and Whitney PT6A-35 engine flat rated to existing horsepower of the original Pratt and Whitney PT6A-28 and associated instrument marking changes.
TC Nos.: 4A24
Models: Atlantic Coast Seaplanes LLCG-21G
ACO: AIR-770: West Certification Branch SEA

STC Holder: Teufel Nursery Inc 3115 NE Cornell Road, Hillsboro, OR 97124, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA5714NM	Status: Current	App Date: 12/19/1991	Rev Date: 05/12/1992
Description: Installation of electric propeller deicer kit.
TC Nos.: TC 654
Models: Grumman American Aviation CorporationG-21A (Army OA-9; Navy JRF-1; -2; -3; -4; -5; and -6B)
ACO: AIR-770: West Certification Branch SEA