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Aircraft STC directory

Cessna Aircraft 175B STCs

The Jun 30, 2026 FAA DRS snapshot contains 64 selected supplemental type certificates with status Current whose public applicability data names the Cessna Aircraft 175B. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

64
listed Current at snapshot
41
holder directories
11
modification categories
Dec 13, 2024
latest recorded revision

Modification demand surface

Other aircraft modifications19Cabin and interiors8Aircraft structures7Flight controls7Engine and powerplant7Avionics5Landing gear and brakes4Fuel systems3Propellers2Electrical systems1Safety and emergency equipment1

Recorded holders

Del-Air3Outpost X Aviation Inc.2Athena Aircraft, LLC2Curry Aviation LLC2Selkirk Aviation2Stene Aviation Inc2Great Lakes Aero Products Inc2BAS Inc2Knots 2U Ltd.2McFarlane Aviation LLC1Kaman Corporation Aircraft Wheel and Brake LLC1Genesys Aerosystems Inc.1Baumann Floats LLC1Flight Boss Ltd.1Saf-Air Products Inc.1PECO Inc1Alpha Aviation Inc1Brittain Industries, Inc1True Lock LLC1Airglas Inc.1

Recently revised 175B STCs

Showing the 64 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA293NWOther aircraft modifications

Installation of Franklin 6A-350-C1 or 6A-350-C2 engines, Hartzell HC-C2YF-1BF/F8459A -4 to -8, HC-C2YF-1BF/F8459A-4Q to -8Q, or McCauley 2A31C21/84S-4 to -8 propellers in accordance with Seaplane Flying, Inc. Assembly and Installation Instructions SF 20690, SF20821, or SF 20820, on Cessna Models 170A, 170B, 172, 172A, 172B through P, 175, 175A, 175B and 175C as defined in AML. 2.) Installation of Franklin 6A-350-C1R engines, Hartzell HC-C2YF-1BF/F8459A-4 to -8, HC-C2YF-1BF/F8459-4Q to -8, McCauley 2A31C21/84S-4 to -8 or 2A34C201/90DA-10 to -14 propellers in accordance with Seaplane Flying Inc. Assembly and Installation Instructions SF 20690 on Cessna Models 170A, 170B (Serial Numbers 20267 to 26504) as defined in AML.

FAA holder: Franklin Aircraft Engines Inc.

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SA1824NMAircraft structures

Installation of Lompoc Aero Specialties inner plexiglass pane in swing out window frames presently employing a single window - in accordance with Lompoc Aero Specialties FAA sealed Eligibility List dated January 4, 1983, together with their FAA sealed Installation Instructions dated September 20, 1982, or later FAA approved revisions. Manufacturer of the windows is controlled by Lompoc Aero Specialties drawings LAS 1012 dated August 6, 1982, LAS 1013 dated October 5, 1982, and LAS 1014 dated October 6, 1982, or later FAA approved sealed revisions.I.

FAA holder: G & D Aero Products Inc.

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