# N3UN: 1978 Mitsubishi MU-2B-36A, registration cancelled 2008-07-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 31, 2008
- Status when cancelled: Triennial form not returned
- Airframe: [Mitsubishi MU-2B-36A](https://openairdocs.org/model/mitsubishi-mu-2b-36a) (registry code 5780413)
- Engine: [AiResearch TPE331-5-252M](https://openairdocs.org/engine/airesearch-tpe331-5-252m) (registry code 01522)
- Data sheets: [TCDS A10SW](https://openairdocs.org/tcds/A10SW) (OpenAirDocs)
- Serial number: 720SA
- Year built: 1978
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: November 3, 1994
- Certificate issued: August 25, 2003
- Last registry action: August 15, 2006
- Mode S code: A31C6F
- Owner when cancelled: [Turbine Aircraft Marketing Inc](https://openairdocs.org/faa-owner/TURBINE%20AIRCRAFT%20MARKETING%20INC)
- Location: [San Angelo, TX](https://openairdocs.org/faa-place/TX/San%20Angelo)
- Owner type: Corporation
- Owner's area on the map: 31.4815° N, 100.4379° W: Placed by OpenAirDocs at the center of ZIP code 76903, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3UN
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3UN
- Page: https://openairdocs.org/deregistered/N3UN-2008-07-31

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 Mitsubishi MU-2B-36A: https://openairdocs.org/model/mitsubishi-mu-2b-36a.md

## Service difficulty reports (3)

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

- [SDR 99ZZZX3982](https://openairdocs.org/sdr/99ZZZX3982), Sep 1, 1999: CASE. FAILED. THE COMBUSTION CASE ASSY FAILED ALONG THE ENTIRE LENGTH OF THE MFG WELD. AIRCRAFT WAS ON TAKEOFF ROLL RESULTING IN AN ABORTED TAKEOFF AND FIRE IN THE NACELLE. N
- [SDR 99ZZZX2966](https://openairdocs.org/sdr/99ZZZX2966), Jul 6, 1999: TIRE. FAILED. AT ROTATION (110 KNOTS), PILOT FELT BAD VIBRATION. PILOT RETURNED TO AIRPORT, FOUND THAT RIGHT HAND RECAP CAME OFF. RECAP DONE BY HAWKINS AIRCRAFT TIRE COMPANY.
- [SDR 99ZZZX2946](https://openairdocs.org/sdr/99ZZZX2946), Jul 6, 1999: GEAR BOX. BROKEN. DURING MAINTENANCE INSPECTION, FOUND TOP AFT HOUSING FLANGE BROKEN ON RIGHT HAND MAIN LANDING GEAR THRUST GEAR BOX. FAA INSP NOTE: THIS PART HAS A S/B FOR LOOSE

## Other aircraft with N3UN

- [Cancelled 2026-05-11](https://openairdocs.org/deregistered/N3UN-2026-05-11): Piper PA-24-260, S/N 24-4334. Owner: [International Air Services Inc Trustee](https://openairdocs.org/faa-owner/INTERNATIONAL%20AIR%20SERVICES%20INC%20TRUSTEE), [Carson City, NV](https://openairdocs.org/faa-place/NV/Carson%20City)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.