STC SH248NW
FAA DRS lists SH248NW as Current · Reissued, held by Siam Hiller Holdings Inc, for Rogerson Hiller UH-12E. Recorded change: Installation and maintenance of exhaust ejector engine oil cooler system. (UH-12E modified per STC SH178WE). Snapshot dated June 30, 2026.
FAA-listed holder
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued
Recorded modification
What the FAA record covers
SH248NW 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: Rogerson Hiller UH-12E. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Related engine and powerplant STCs
Safety performance kit, increase gross weight to 9,000 lbs. takeoff and landing. Installation of P&W R-985-AN10, (Modified per P&W Special Instruction No. 15F-45 and eligible on C-45G, C45H, TC45G, & TC45H only), R-985-AN4 (modified per P&W Special Instruction No. 15F-45) or -AN14B Engine, associated powerplant installation changes, wheel well doors, and elevator hinge gap seals.
FAA holder: Staggerwing Museum Foundation Inc.
Pratt & Whitney R-985 engine and ATI fuel injection.
FAA holder: Staggerwing Museum Foundation Inc.
FAA record reference
- STC number
- SH248NW
- Product
- Aircraft · Rotorcraft
- Country
- United States
- Application date
- October 30, 1975
- Revision date
- August 19, 2005
- CFR references
- Part 21, Part 27