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: 2

STC Holder: Howard Research & Development Co. 306 Krameria Drive, San Antonio, TX 78213, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA451SW	Status: Current	App Date: 11/27/1964	Rev Date: 12/01/1964
Description: Installation of exhaust system
TC Nos.: A1SW, LTC AL-13
Models: Air Trading CorporationNavy PV-1 The Dee Howard Company500
ACO: AIR-760: Central Certification Branch FTW

STC Holder: Howard Research & Development Co. 306 Krameria Drive, San Antonio, TX 78213, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA451SW	Status: Historical	App Date:	Rev Date: 11/27/1964
Description: Installation of exhaust system per Howard Research & Development Co. drawings 02-1164D23-13, Rev A, dtd 12/2/64, and 02-1164D24-14, Rev A dtd 12/2/64.
TC Nos.: A1SW, LTC-13
Models: Lockheed Aircraft CorporationNavy PV-1 The Dee Howard Company500
ACO: Ft. Worth ACO Branch, Tel: +1 (817) 222-5140