# N6637L: 1969 Piper PA-31, registration cancelled 1971-01-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 27, 1971
- Status when cancelled: Valid registration
- Airframe: [Piper PA-31](https://openairdocs.org/model/piper-pa-31) (registry code 7103103)
- Data sheets: [TCDS A20SO](https://openairdocs.org/tcds/A20SO) (OpenAirDocs)
- Serial number: 31-575
- Year built: 1969
- Type of aircraft: Fixed wing multi engine
- Mode S code: A8C2B6
- Owner when cancelled: [Hamm Gerald R](https://openairdocs.org/faa-owner/HAMM%20GERALD%20R)
- Location: [Olivet, MI](https://openairdocs.org/faa-place/MI/Olivet)
- Owner type: Individual
- The mark today: https://openairdocs.org/aircraft/N6637L
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6637L
- Page: https://openairdocs.org/deregistered/N6637L-1971-01-27

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.

ADs and bulletins for the Piper PA-31: https://openairdocs.org/model/piper-pa-31.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 CHI71AC025](https://openairdocs.org/ntsb/CHI71AC025-201433), Oct 20, 1970: Piper PA-31A (N6637L), Fort Wayne, IN, destroyed, 1 fatal

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