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No. of STCs: 10

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2082WE	Status: Historical	App Date:	Rev Date: 07/05/1990
Description: Installation of two Lycoming TIO-540-A2B or -N2BD turbocharged engines and two Hartzell HC-E3YR-2/ C8468-6R or -8R or 2ALF propellers.
TC Nos.: 3A10, 3A25
Models: The Cessna Aircraft Company310I, 310L, 310N, 310P, 310Q, 310R, 320B, 320C, T310P
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2093CE	Status: Historical	App Date:	Rev Date: 07/05/1990
Description: Reinstallation of original Cessna manually operated alternate engine induction air system on airplanes previously modified in accordance with STC SA2242SW.
TC Nos.: 3A10
Models: The Cessna Aircraft CompanyT310P
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2122WE	Status: Historical	App Date:	Rev Date: 07/05/1990
Description: Installation of two Lycoming TIO-540-A2B turbocharged engines and two Hartzell HC-E3YR-2/C8468-6R propellers; or installation of Lycoming TIO-540-J2BD or -N2BD and LTIO-540-J2BD or -N2BD engines with Hartzell HC-E3YR-2F/FC8468-6R or -8R and HC-E3YR-2LF/ FJC8468-6R or-8R propellers and gross weight.
TC Nos.: 3A25
Models: The Cessna Aircraft Company320C, 320E
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2242SW	Status: Historical	App Date:	Rev Date: 07/05/1990
Description: Installation of Continental TSIO-520-J engines.
TC Nos.: 3A10, 3A25
Models: The Cessna Aircraft Company310B, 310I, 310J, 310K, 310L, 310N, 310P, 310Q, 310R, 320C, 320D, 320E, 320F, T310P, T310Q, T310R
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA2680SW	Status: Historical	App Date:	Rev Date: 07/05/1990
Description: Installation of turbocharged Lycoming IO-720-B1BD engines, Hartzell HC-F4YR-2RUF/FC7663DB-4R propellers and increase of maximum takeoff and landing weight to 6825 lbs.
TC Nos.: A7CE
Models: The Cessna Aircraft Company414
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA341NE	Status: Historical	App Date:	Rev Date: 07/10/1990
Description: Installation of an aft baggage compartment auxiliary fuel tank and transfer system.
TC Nos.: 3A21
Models: The Cessna Aircraft CompanyP210N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3923WE	Status: Historical	App Date:	Rev Date: 07/05/1990
Description: Installation of Lycoming TIO-540-R2AD engines. (340A S/NS 340A0001 THRU 340A0600)
TC Nos.: 3A25
Models: The Cessna Aircraft Company340, 340A
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA404NE	Status: Historical	App Date:	Rev Date: 07/10/1990
Description: Installation of a Garrett pressurization control system.
TC Nos.: 3A21
Models: The Cessna Aircraft CompanyP210N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA441NE	Status: Historical	App Date: 04/19/1985	Rev Date: 06/05/1996
Description: Installation of vapor-cycle air conditioning system.
TC Nos.: 3A21
Models: The Cessna Aircraft CompanyP210N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140

STC Holder: O S Wyatt Jr Nine Greenway Plaza, Houston, TX 77046, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA441NE	Status: Historical	App Date:	Rev Date: 07/10/1990
Description: Installation of vapor-cycle air conditioning system.
TC Nos.: 3A21
Models: The Cessna Aircraft CompanyP210N
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140