# N631HF: 1959 Grumman OV-1B, registration cancelled 2022-01-08

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 8, 2022
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Grumman OV-1B](https://openairdocs.org/model/grumman-ov-1b) (registry code 3951001)
- Engine: [Lycoming T-53 series](https://openairdocs.org/engine/lycoming-t-53-series) (registry code 41587)
- Serial number: 092631
- Year built: 1959
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Experimental, exhibition
- Airworthiness date: March 24, 2016
- Certificate issued: September 4, 2015
- Last registry action: April 11, 2018
- Mode S code: A84228
- Owner when cancelled: [Transupport Inc](https://openairdocs.org/faa-owner/TRANSUPPORT%20INC)
- Location: [Merrimack, NH](https://openairdocs.org/faa-place/NH/Merrimack)
- Owner type: Corporation
- Owner's area on the map: 42.8520° N, 71.5199° W: Placed by OpenAirDocs at the center of ZIP code 03054, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N631HF
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=631HF
- Page: https://openairdocs.org/deregistered/N631HF-2022-01-08

From the FAA registry file of November 4, 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 Grumman OV-1B: https://openairdocs.org/model/grumman-ov-1b.md

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