# N29UM: 1976 Piper PA-31-350, registration cancelled 2025-08-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 20, 2025
- Status when cancelled: Valid registration
- Airframe: [Piper PA-31-350](https://openairdocs.org/model/piper-pa-31-350) (registry code 7103110)
- Engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533)
- Data sheets: [TCDS A20SO](https://openairdocs.org/tcds/A20SO), [TCDS E14EA](https://openairdocs.org/tcds/E14EA) (OpenAirDocs)
- Serial number: 31-7652127
- Year built: 1976
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: June 25, 1976
- Certificate issued: April 26, 2007
- Last registry action: September 30, 2023
- Mode S code: A2F4EF
- Owner when cancelled: [Uas Transervices Inc](https://openairdocs.org/faa-owner/UAS%20TRANSERVICES%20INC)
- Location: [Boca Raton, FL](https://openairdocs.org/faa-place/FL/Boca%20Raton)
- Owner type: Corporation
- Owner's area on the map: 26.3746° N, 80.1066° W: Placed by OpenAirDocs at the center of ZIP code 33431, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N29UM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=29UM
- Page: https://openairdocs.org/deregistered/N29UM-2025-08-20

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-31-350: https://openairdocs.org/model/piper-pa-31-350.md

## Service difficulty reports (4)

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

- [SDR JIKA2017111401](https://openairdocs.org/sdr/JIKA2017111401), Nov 14, 2017: UNKNOWN. MALFUNCTIONED. THE PILOT WAS IN LEVEL FLIGHT EN-ROUTE TO KPDX WHEN THE LEFT ENGINE OIL PRESSURE BEGAN DROPPING OFF. THE OIL PRESSURE DROPPED FROM 30 PSI TO 20 PSI IN 30 SECOND
- [SDR JIKA2012073101](https://openairdocs.org/sdr/JIKA2012073101), Jul 31, 2012: UNKNOWN. ODOR. AFTER TAKEOFF AT FULL POWER, DETECTED AN UNKNOWN ODOR, REDUCED POWER TO APPROXIMATELY 30" MAP, ODOR WENT AWAY. AFTER LANDING PERFORMED A FULL POWER RUNUP, ODOR 
- [SDR JIKA12010101](https://openairdocs.org/sdr/JIKA12010101), Jan 4, 2012: BALL JOINT. BROKEN. THE PILOT REPORTED THAT ON CLIMBOUT, ENGINE INDICATIONS WERE NORMAL. AT APPROX 6500FT RT ENGINE PROP RPM SUDDENLY WENT TO REDLINE. BROUGHT RT PROP LEVER BACK WH
- [SDR JIK2008F00001](https://openairdocs.org/sdr/JIK2008F00001), Jul 1, 2008: TUBE. MALFUNCTIONED. THE PILOT REPORTED THAT THE CO2 DETECTOR TURNED BLACK AND DETECTED EXHAUST DURING THE FLIGHT. MX PERFORMED A DECAY TEST ON THE HEATER AND IT FAILED. FIRST POST 

## 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.

- [Incident 20030131001409I](https://openairdocs.org/incident/20030131001409I), Jan 31, 2003: Piper PA31350 (N29UM), Oakland, CA, Minor damage. (-23) While pilot, lauent-bert roussel was climbing through 3000 ft, the fo lorne lawry saw flames in the engine nacelle through the left vent of the right…

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