# N6440Q: Mooney M20F, registration cancelled 1977-09-01

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: September 1, 1977
- Status when cancelled: Valid registration
- Airframe: [Mooney M20F](https://openairdocs.org/model/mooney-m20f) (registry code 5870214)
- Data sheets: [TCDS 2A3](https://openairdocs.org/tcds/2A3) (OpenAirDocs)
- Serial number: 670519
- Type of aircraft: Fixed wing single engine
- Certificate issued: June 6, 1974
- Mode S code: A8767E
- Owner when cancelled: [F A A Flying Club Inc](https://openairdocs.org/faa-owner/F%20A%20A%20FLYING%20CLUB%20INC)
- Location: [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City)
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N6440Q
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6440Q
- Page: https://openairdocs.org/deregistered/N6440Q-1977-09-01

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.

ADs and bulletins for the Mooney M20F: https://openairdocs.org/model/mooney-m20f.md

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW77FA042](https://openairdocs.org/ntsb/FTW77FA042), Mar 14, 1977: Mooney MK-21 (N6440Q), El Reno, OK, destroyed, 2 fatal

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 19770314018039A](https://openairdocs.org/incident/19770314018039A), Mar 14, 1977: Mooney M20F (N6440Q), El Reno, OK, Destroyed. Hit guy wire on power pole seven tenths mile short of runway

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