Deregistered aircraft · 1949 Sikorsky S-51 · Pratt & Whitney R-985 series
- Cancelled
- December 11, 2012
- Status when cancelled
- Sale reported, canceled
- Serial number
- 51201
- Year built
- 1949
- Type
- Rotorcraft
- Engine
- Reciprocating
- Airworthiness
- Standard, normal
- Airworthiness date
- January 12, 1968
- Last registry action
- April 17, 1991
- Mode S code
- A681D9
- Owner when cancelled
- Sale Reported
- Location
- Quantico, VA
- Owner type
- Individual
From the FAA registry file of October 29, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.