- Cancelled
- January 30, 1974
- Status when cancelled
- Valid registration
- Serial number
- 57-5966
- Type
- Rotorcraft
- Certificate issued
- May 20, 1971
- Mode S code
- A540B2
- Owner when cancelled
- State Of Oklahoma
- Location
- Stillwater, OK
- Owner type
- Government
From the FAA registry file of November 3, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.