# N3998Y: 1980 Piper PA-31T, registration cancelled 2017-04-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 13, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Piper PA-31T](https://openairdocs.org/model/piper-pa-31t) (registry code 7103124)
- Engine: [Pratt & Whitney Canada PT6A-60A](https://openairdocs.org/engine/pratt-whitney-canada-pt6a-60a) (registry code 52043)
- Data sheets: [TCDS A8EA](https://openairdocs.org/tcds/A8EA), [TCDS E4EA](https://openairdocs.org/tcds/E4EA) (OpenAirDocs)
- Serial number: 31T-8020055
- Year built: 1980
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: June 13, 1983
- Certificate issued: May 4, 2002
- Last registry action: July 29, 2008
- Mode S code: A4A7BF
- Owner when cancelled: [Calhoon Robert D](https://openairdocs.org/faa-owner/CALHOON%20ROBERT%20D)
- Location: [Hobbs, NM](https://openairdocs.org/faa-place/NM/Hobbs)
- Owner type: Individual
- Owner's area on the map: 32.6747° N, 103.4468° W: Placed by OpenAirDocs at the center of ZIP code 88240, within about 14 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3998Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3998Y
- Page: https://openairdocs.org/deregistered/N3998Y-2017-04-13

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 Piper PA-31T: https://openairdocs.org/model/piper-pa-31t.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 FTW03FA024](https://openairdocs.org/ntsb/FTW03FA024), Oct 30, 2002: Piper PA-31T (N3998Y), Hobbs, NM, destroyed, 1 fatal. Probable cause: The pilot's loss of control while in instrument meteorological conditions during initial takeoff climb. Contributing factors were the prevailing clouds and fog.

## 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 20021030030519A](https://openairdocs.org/incident/20021030030519A), Oct 30, 2002: Piper PA31T (N3998Y), Hobbs, NM, Destroyed, 1 fatal. (-23) On October 30, 2002, at approximately 0729 MST, local time, the pilot of a Piper PA-31-T cheyenne aircraft, N3998Y, after departure and during climb-out…

## Other aircraft with N3998Y

- [Cancelled 1964-10-29](https://openairdocs.org/deregistered/N3998Y-1964-10-29): Cessna 210D, S/N 21058498. Exported to Australia. Owner: [Cessna Aircraft Co](https://openairdocs.org/faa-owner/CESSNA%20AIRCRAFT%20CO), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita)

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