- Cancelled
- September 23, 1970
- Status when cancelled
- Valid registration
- Serial number
- 149723
- Type
- Rotorcraft
- Certificate issued
- September 10, 1969
- Mode S code
- ACF20B
- Owner when cancelled
- Nasa
- Location
- Houston, TX
- Owner type
- Government
From the FAA registry file of November 5, 2026, cancelled registrations. Owners’ street addresses are left out. The Mode S code belongs to the N-number, not the airframe.