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Aircraft STC directory

Piper Aircraft PA-18 STCs

The Jun 30, 2026 FAA DRS snapshot contains 122 selected supplemental type certificates with status Current whose public applicability data names the Piper Aircraft PA-18. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

122
listed Current at snapshot
36
holder directories
11
modification categories
Jun 15, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications45
Landing gear and brakes19
Aircraft structures14
Engine and powerplant13
Propellers9
Fuel systems8
Flight controls4
Electrical systems3
Cabin and interiors3
Avionics3
Aircraft connectivity1

Recorded holders

Cub Crafters Inc35Dakota Cub Aircraft, Inc.7F. Atlee Dodge Aircraft Services, LLC7Airframes Alaska LLC5Svenn s Aviation LLC4F Atlee Dodge Aircraft Service3Univair Aircraft Corporation3Aircraft Innovations, LLC3Power Flow Systems Inc.2CiES Inc.2Sensenich Propeller Company2Avidyne Corporation2Rubbert Aircraft Services2Trimmer Marvin E/Trimmer Aviation LLC2H. O. Aircraft Inc.2J P Instruments2Dakota Cub Aircraft2R-S Sales Inc.2Concorde Battery Corporation1Steve Pierce1

Recently revised PA-18 STCs

Showing the 100 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA00414SEOther aircraft modifications

Approval of this change in type design applies to the above model aircraft only. This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those previously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this certificate must be maintained as part of the permanent records for the modified aircraft.

FAA holder: Cub Crafters Inc

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SA01633SEEngine and powerplant

Gross weight increase modification manufactured in accordance with Report 130000MDL, Revision NC, and installed in accordance with Report 130000II, Revision NC, or later Federal Aviation Administration (FAA) approved revisions. Mandatory Installations: To be eligible for this modification, all of the following six required Supplemental Type Certificates must be installed: SA92NW (180 hp Engine Installation), SA00275SE (Vortex Generators), SA00411SE (Extended Landing Gear), SA01158SE (Heavy Duty Tailwheel Assembly), SA01350SE (Replacement Wing Assembly), SA4095NM (Replacement Fuselage Frame).

FAA holder: Cub Crafters Inc

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SA00572SEAvionics

Installation of modified instrument panel in accordance with Cub Crafters, Inc., Master Drawing List MDL 102700, Revision E, dated August 24, 1998, or later Federal Aviation Administration (FAA) approved revision. NOTE: This installation includes provisions for mounting radios and instruments in a new instrument panel. Any additions or changes to the original equipment radios or instruments will require separate FAA approval. The maximum weight of the equipment installed in the panel should not exceed that specified by Cub Crafters Installation Instructions 102700-11, Revision C, dated August 24, 1998, or later FAA-approved revision.

FAA holder: Cub Crafters Inc

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