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: 6

STC Holder: Riddle Airlines Inc P.O. Box 48-535 Intl Airport, Miami, FL 33159, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA23SO	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Observer's seat fuselage Station 55.
TC Nos.: 4A10
Models: McDonnell Douglas CorporationDC-7 Series
ACO: AIR-750: East Certification Branch ATL

STC Holder: Riddle Airlines Inc P.O. Box 48-535 Intl Airport, Miami, FL 33159, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA23SO	Status: Historical	App Date:	Rev Date:
Description: Observer's seat fuselage Station 55.
TC Nos.: 4A10
Models: McDonnell Douglas CorporationDC-7 Series
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500

STC Holder: Riddle Airlines Inc P.O. Box 48-535 Intl Airport, Miami, FL 33159, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA30SO	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Two emergency exits at stations437.9 - 460.5 from Type IV to Type III modified.
TC Nos.: 4A10
Models: McDonnell Douglas CorporationDC-7 Series
ACO: AIR-750: East Certification Branch ATL

STC Holder: Riddle Airlines Inc P.O. Box 48-535 Intl Airport, Miami, FL 33159, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA30SO	Status: Historical	App Date:	Rev Date:
Description: Two emergency exits at stations437.9 - 460.5 from Type IV to Type III modified.
TC Nos.: 4A10
Models: McDonnell Douglas CorporationDC-7 Series
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500

STC Holder: Riddle Airlines Inc P.O. Box 48-535 Intl Airport, Miami, FL 33159, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA35SO	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Access hole in horizontal stabilizer.
TC Nos.: 4A10
Models: McDonnell Douglas CorporationDC-7 Series
ACO: AIR-750: East Certification Branch ATL

STC Holder: Riddle Airlines Inc P.O. Box 48-535 Intl Airport, Miami, FL 33159, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA35SO	Status: Historical	App Date:	Rev Date:
Description: Access hole in horizontal stabilizer.
TC Nos.: 4A10
Models: McDonnell Douglas CorporationDC-7 Series
ACO: Atlanta ACO Branch, Tel: +1 (404) 474-5500