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: 10

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-278	Status: Historical	App Date:	Rev Date:
Description: Propeller spinners.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-278	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Propeller spinners.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-534	Status: Historical	App Date:	Rev Date:
Description: Propeller spinners.
TC Nos.: A-723
Models: Lockheed Aircraft CorporationLockheed 18
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-534	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Propeller spinners.
TC Nos.: A-723
Models: Lockheed Aircraft CorporationLockheed 18
ACO: AIR-770: West Certification Branch SEA

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-76	Status: Historical	App Date:	Rev Date:
Description: New engine ring cowls on aircraft with Pratt & Whitney R-1830 engines.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-76	Status: Current	App Date:	Rev Date: 01/01/1960
Description: New engine ring cowls on aircraft with Pratt & Whitney R-1830 engines.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-80	Status: Historical	App Date:	Rev Date:
Description: Cowl flap linkage system.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-80	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Cowl flap linkage system.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-817	Status: Current	App Date:	Rev Date: 01/01/1960
Description: Propeller spinners on aircraft with Pratt & Whitney R-1830-92 engines.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: AIR-770: West Certification Branch SEA

STC Holder: Milner's Aircraft and Engine Service Inc. 8165 First Ave. South, Seattle, WA 98101, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4-817	Status: Historical	App Date:	Rev Date:
Description: Propeller spinners on aircraft with Pratt & Whitney R-1830-92 engines.
TC Nos.: A-669
Models: McDonnell Douglas CorporationDC-3 Series
ACO: Seattle ACO Branch, Tel: +1 (206) 231-3500