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: Balz G W 4171 Lake Terrace, Kalamazoo, MI 49008, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA3612WE	Status: Current	App Date:	Rev Date: 03/27/1978
Description: Modifications to permit increase in maximum allowable zero fuel weight.
TC Nos.: 4A25
Models: McDonnell Douglas CorporationDC-8-43
ACO: AIR-760: Central Certification Branch CHI

STC Holder: Balz G W 4171 Lake Terrace, Kalamazoo, MI 49008, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA49GL	Status: Current	App Date:	Rev Date: 05/31/1974
Description: Installation of reinforcement of wing center section lower spar cap.
TC Nos.: AR-32, LTC-23
Models: Grumman American Aviation CorporationF8F-2, Navy F8F-1
ACO: AIR-760: Central Certification Branch CHI