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No. of STCs: 4

STC Holder: Waukena Flying Services Inc. 2680 Waukena Drive, Tulare, CA 93274, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4374NM	Status: Historical	App Date: 03/29/1988	Rev Date: 01/16/2015
Description: Installation of a pitot-type engine air intake
TC Nos.: A4SW
Models: Thrush Aircraft Inc.S2R-T11, S2R-T15, S2R-T34
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Waukena Flying Services Inc. 2680 Waukena Drive, Tulare, CA 93274, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SA4374NM	Status: Historical	App Date: 03/29/1988	Rev Date: 12/05/2011
Description: : Installation of a pitot-type engine air intake in accordance with R. David Record Installation Manual, dated August 18, 1988, and Master Print List No. 062088, dated September 23, 1988 Note: The engines approved are United Aircraft of Canada models PT6A-34AG, PT6A-15AG, or PT6A-11AG. The propellers are Hartzell model HC-B3TN-3C hubs with T-10282 blades.
TC Nos.: A4SW
Models: Ayres CorporationS2R-T11, S2R-T15, S2R-T34
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Waukena Flying Services Inc. 2680 Waukena Drive, Tulare, CA 93274, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5690NM	Status: Historical	App Date: 08/13/1991	Rev Date: 12/05/2011
Description: Installation of Advanced Technology Aircraft Co. engine barrier filter.
TC Nos.: H13WE, H1RM, H1SW, H3NM, H3SO, H4NM, H5NM, H5SO, H7SO, H8NM, H9NM
Models: Bell Helicopter Textron Inc.204B, UH-1E International Helicopters Inc.UH-1B Overseas Aircraft Support IncUH-1E Richards Heavylift Helo Inc.UH-1B Rotorcraft Development CorporationUH-1B, UH-1B, UH-1E San Joaquin HelicoptersUH-1B Smith HelicoptersUH-1E West Coast FabricationsUH-1E
ACO: Los Angeles ACO Branch, Tel: +1 (562) 627-5200

STC Holder: Waukena Flying Services Inc. 2680 Waukena Drive, Tulare, CA 93274, United States		If you are an STC Holder, Contact us to have your company added here!
STC No.: SH5762NM	Status: Current	App Date: 12/18/1991	Rev Date: 12/16/2011
Description: Installation of Advanced Technology Aircraft Company engine barrier filter in accordance with Advanced Technology Aircraft Company Master Drawing List No. 234, Revision C, dated August 17, 1992, or later FAA approved revisions. This STC is issued for use in the restricted category only, and the rotorcraft must be operated accordingly with the ATAC engine barrier filter installed.
TC Nos.: H9EA
Models: Columbia Helicopters Inc.234
ACO: AIR-770: West Certification Branch LA