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: 12

STC Holder: ALEXAIR 2955 Airport Drive, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH189WE	Status: Historical	App Date:	Rev Date: 03/16/1979
Description: Installation of searchlight kit.
TC Nos.: H3WE
Models: MD Helicopter Inc.369D, 369HE, 369HS
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 2955 Airport Drive, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH190WE	Status: Historical	App Date:	Rev Date: 04/14/1977
Description: Installation of P.A. speaker kit.
TC Nos.: H3WE
Models: MD Helicopter Inc.369D, 369HE, 369HS
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 2955 Airport Drive, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH202WE	Status: Historical	App Date:	Rev Date: 04/28/1977
Description: Installation of controls for pilot-in-command on right side.
TC Nos.: 4H12
Models: Schweizer Aircraft Corporation269B, 269C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 25320 Bellanca Way, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH2288NM	Status: Historical	App Date:	Rev Date: 06/13/1984
Description: Installation of Spectrolab SX-16C nightsun searchlight.
TC Nos.: H3WE
Models: MD Helicopter Inc.369 (Army YOH-6A), 369A (Army OH-6A), 369D, 369F, 369H, 369HE, 369HM, 369HS
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 2955 Airport Drive, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH249WE	Status: Historical	App Date:	Rev Date: 09/05/1979
Description: Installation of a searchlight kit.
TC Nos.: 4H12
Models: Schweizer Aircraft Corporation269A, 269B, 269C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 25320 Bellanca Way, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH250WE	Status: Historical	App Date:	Rev Date: 11/27/1984
Description: Installation of a P.A. speaker kit.
TC Nos.: H3WE
Models: MD Helicopter Inc.369 (Army YOH-6A), 369A (Army OH-6A), 369D, 369E, 369H, 369HE, 369HM, 369HS
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 25320 Bellanca Way, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH2530NM	Status: Historical	App Date:	Rev Date: 03/23/1994
Description: Installation of quick removal door hinges.
TC Nos.: H3WE
Models: MD Helicopter Inc.369 (Army YOH-6A), 369A (Army OH-6A), 369D, 369E, 369F, 369FF, 369H, 369HE, 369HM, 369HS, 500N
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 2955 Airport Drive, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH258WE	Status: Historical	App Date:	Rev Date: 11/21/1979
Description: Installation of MCT-10 mounting rack.
TC Nos.: 4H12
Models: Schweizer Aircraft Corporation269A, 269B, 269C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 2955 Airport Drive, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH259WE	Status: Historical	App Date:	Rev Date: 11/21/1979
Description: Installation of utility compartment.
TC Nos.: 4H12
Models: Schweizer Aircraft Corporation269A, 269B, 269C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 25320 Bellanca Way, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH281WE	Status: Historical	App Date:	Rev Date: 01/11/1985
Description: Installation of VIP single passenger seats.
TC Nos.: H3WE
Models: MD Helicopter Inc.369 (Army YOH-6A), 369A (Army OH-6A), 369D, 369E, 369F, 369H, 369HE, 369HM, 369HS
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 25320 Bellanca Way, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH286WE	Status: Historical	App Date:	Rev Date: 09/27/1999
Description: Installation of Tayburn antenna deployment system.
TC Nos.: 4H12
Models: Schweizer Aircraft Corporation269B, 269C
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: ALEXAIR 2955 Airport Drive, Torrance, CA 90505, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH290WE	Status: Historical	App Date:	Rev Date: 10/09/1981
Description: Installation of a 'T' instrument console.
TC Nos.: H3WE
Models: MD Helicopter Inc.369D, 369H, 369HE, 369HS
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200