STC SA239NW
FAA DRS lists SA239NW as Current · Reissued, held by Sean McLellan, for Cessna Aircraft 185E. Recorded change: Installation of a Continental TSIO-520-C engine with a McCauley D2A34C58-N/90AT-2 propeller; a Woodward 8210452K governor, and a fire wall modification. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of a Continental TSIO-520-C engine with a McCauley D2A34C58-N/90AT-2 propeller; a Woodward 8210452K governor, and a fire wall modification.
SA239NW 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: Cessna Aircraft 185E. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Cessna Aircraft 185E 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?
Related engine and powerplant STCs
Installation of Pratt & Whitney Engine Services, Inc. SmartCycle Twin Engine Monitoring System, Part No. CYCLE-K-010-4 for AS355N and 5 for AS355E, AS355-F, AS355-F1 and AS355F2.
FAA holder: Pratt & Whitney Engine Services Inc.
Installation of Pratt & Whitney Engine Services, Inc. SmartCycle+ monitoring and recording system.
FAA holder: Pratt & Whitney Engine Services Inc.
Installation of a Pratt & Whitney Engine Services, Inc. IntelliStart+ Electronic Control System and Engine Trend Monitor P/N DPU-K-010-14.
FAA holder: Pratt & Whitney Engine Services Inc.
Installation of Pratt & Whitney Engine Services, Inc. Data Transmission Unit (DTU).
FAA holder: Pratt & Whitney Engine Services Inc.