The STC search system is a complimentary service provided to the aviation community. We hope you find it useful. We do not provide access to STC engineering. For that you need to contact the STC holder directly. Our primary product is a comprehensive library of aviation regulations and standards, including tools for generating Airworthiness Directive compliance reports.

No. of STCs: 4

STC Holder: Howard A D Route 2, Box 4, Culdesac, ID 83524, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1010NW	Status: Historical	App Date:	Rev Date: 08/18/1980
Description: Camera ports.
TC Nos.: A20SO
Models: The New Piper Aircraft Inc.PA-31, PA-31-300, PA-31-325, PA-31-350
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Howard A D Route 2, Box 4, Culdesac, ID 83524, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA1584SW	Status: Historical	App Date:	Rev Date:
Description: Aerial survey camera.
TC Nos.: 2A4
Models: Twin Commander Aircraft Corporation680FL(P), 680T, 680V, 680W, 690
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Howard A D Route 2, Box 4, Culdesac, ID 83524, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4194SW	Status: Historical	App Date:	Rev Date: 09/02/1980
Description: Installation of camera port.
TC Nos.: 3A16, A23CE
Models: Raytheon Aircraft Company56TC, 58, 58A, 58TC, 58TCA, A56TC
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Howard A D P.O. Box 32537, Oklahoma City, OK 73126, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA7687SW	Status: Historical	App Date:	Rev Date: 12/15/1989
Description: Installation of camera port and navigation sight ports.
TC Nos.: A37CE
Models: The Cessna Aircraft Company208
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140