# N85HB: 1980 Piper PA-31T, registration cancelled 2014-11-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: November 26, 2014
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Piper PA-31T](https://openairdocs.org/model/piper-pa-31t) (registry code 7103124)
- Engine: [U/A Canada PT6A-27-28](https://openairdocs.org/engine/u-a-canada-pt6a-27-28) (registry code 61504)
- Data sheets: [TCDS A8EA](https://openairdocs.org/tcds/A8EA) (OpenAirDocs)
- Serial number: 31T-8120021
- Year built: 1980
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: January 19, 1981
- Certificate issued: February 24, 1987
- Last registry action: June 3, 1994
- Mode S code: ABA5B0
- Owner when cancelled: [Spear Michael D](https://openairdocs.org/faa-owner/SPEAR%20MICHAEL%20D)
- Location: [Columbia, MD](https://openairdocs.org/faa-place/MD/Columbia)
- Owner type: Individual
- Owner's area on the map: 39.2053° N, 76.8787° W: Placed by OpenAirDocs at the center of ZIP code 21044, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N85HB
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=85HB
- Page: https://openairdocs.org/deregistered/N85HB-2014-11-26

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.

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 NYC90FA199](https://openairdocs.org/ntsb/NYC90FA199), Aug 24, 1990: Piper PA-31T2 (N85HB), Mattapan, MA, destroyed, 3 fatal. Probable cause: THE PILOT'S IMPROPER IN-FLIGHT PLANNING/DECISION, WHICH RESULTED IN HIS FAILURE TO MAINTAIN CONTROL OF THE AIRCRAFT. FACTORS RELATED TO THE ACCIDENT WERE: FAILURE OF THE LEFT FUEL CONTROL UNIT, AND…

## 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 19900824036289A](https://openairdocs.org/incident/19900824036289A), Aug 24, 1990: Piper PA31T (N85HB), Mattapan, MA, Destroyed, 3 fatal. Over torque left engine ILS approach. Missed. Second try below VMC. Crashed into 2 homes. Fuel pump shaft broke.

## Other aircraft with N85HB

- [Registered now](https://openairdocs.org/aircraft/N85HB): Markowitz David B JUST FUN CAT, S/N CAT 1, built 2022

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