Deregistered aircraft · 1957 Helio H-391B · Lycoming GO-435C&D series
- Cancelled
- March 10, 2011
- Status when cancelled
- Expired dealer
- Serial number
- 073
- Year built
- 1957
- Type
- Fixed wing single engine
- Engine
- Reciprocating
- Airworthiness
- Standard
- Last registry action
- June 29, 2006
- Mode S code
- A7D191
- Owner when cancelled
- Oklahoma City Aircraft Corp
- Location
- Oklahoma City, OK
- Owner type
- Corporation
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.