# N91TS: 1980 Piper PA-31T, registration cancelled 2013-07-24

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 24, 2013
- Status when cancelled: Valid registration
- 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: 31T8020050
- Year built: 1980
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: July 15, 1997
- Certificate issued: August 28, 2012
- Last registry action: August 28, 2012
- Mode S code: AC960C
- Owner when cancelled: [Aircraft Properties LLC](https://openairdocs.org/faa-owner/AIRCRAFT%20PROPERTIES%20LLC)
- Location: [Austin, TX](https://openairdocs.org/faa-place/TX/Austin)
- Owner type: Corporation
- Owner's area on the map: 30.3801° N, 97.9480° W: Placed by OpenAirDocs at the center of ZIP code 78734, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N91TS
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=91TS
- Page: https://openairdocs.org/deregistered/N91TS-2013-07-24

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

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2011FA0000495](https://openairdocs.org/sdr/2011FA0000495), Jul 25, 2011: TUBE. COLLAPSED. DURING ROUTINE HEATER PRESSURE DECAY TEST HEATER WAS REMOVED AND INSPECTED. COMBUSTION CHAMBER/TUBE WAS FOUND CRUSHED INWARD ON ALL SIDES BUT NOT LEAKING. IF HE

## Other aircraft with N91TS

- [Registered now](https://openairdocs.org/aircraft/N91TS): Pitts Special S-1C, S/N 101

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