STC SE11139SC
FAA DRS lists SE11139SC as Current · Issued, held by Airforce Turbine Service, for Pratt & Whitney Canada Corp PT6A-135. Recorded change: The conversion of the Pratt & Whitney Canada, Model PT6A-135 to a PT6A-135A turboprop engine. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
The conversion of the Pratt & Whitney Canada, Model PT6A-135 to a PT6A-135A turboprop engine.
SE11139SC identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Pratt & Whitney Canada Corp PT6A-135. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Pratt & Whitney Canada Corp PT6A-135 model, serial range, and configuration?
- 02Which powerplant configuration, limits, instruments, and maintenance data apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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