STC SA1139NW-D
FAA DRS lists SA1139NW-D as Current · Reissued, held by United Airlines Inc, for General Electric CF6-50E2B, General Electric CF6-45A2, and General Electric CF6-45A, and 12 more aircraft configurations. Recorded change: Install fireproof blankets on Engine Fan Reverser Intermediate Fireseal in lieu of Fireproof Intumescent Coating. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA1139NW-D 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: General Electric CF6-50E2B, General Electric CF6-45A2, and General Electric CF6-45A, and 12 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Installation of an engine electronic digital tachometer, Model P-1000.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer.
FAA holder: Horizon Instruments Inc
Installation of an engine electronic digital tachometer.
FAA holder: Horizon Instruments Inc
FAA record reference
- STC number
- SA1139NW-D
- Product
- Engine
- Country
- United States
- Application date
- October 1, 1982
- Revision date
- November 30, 2011
- CFR references
- Part 21, Part 25