# N158TR: 2010 Bell OH-58A

- Status: Valid registration
- Airframe: [Bell OH-58A](https://openairdocs.org/model/bell-oh-58a) (registry code 1181579, 4 seats)
- Engine: [Rolls-Royce T63-A-720](https://openairdocs.org/engine/rolls-royce-t63-a-720) (registry code 54227)
- Serial number: 71-20791
- Year built: 2010
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Restricted, agriculture and pest control, aerial surveying, forest, patrolling, other
- Airworthiness date: December 1, 2010
- Certificate issued: November 12, 2010
- Expires: November 30, 2029
- Mode S code: A0E9A0
- Registered owner: [Tri-Rotor Spray & Chemical](https://openairdocs.org/faa-owner/TRI-ROTOR%20SPRAY%20%26%20CHEMICAL)
- Location: [Ulysses, KS](https://openairdocs.org/faa-place/KS/Ulysses)
- Owner type: Corporation
- Owner's area on the map: 37.5984° N, 101.3223° W: Placed by OpenAirDocs at the center of ZIP code 67880, within about 15 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=158TR
- Page: https://openairdocs.org/aircraft/N158TR

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Bell OH-58A)

None in force.

### Matched by engine (Rolls-Royce T63-A-720)

None in force.

## Information bulletins (advisory)

None matched.

## 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 WPR24LA041](https://openairdocs.org/ntsb/WPR24LA041), Nov 21, 2023: Bell OH-58A (N158TR), Brawley, CA, substantial damage. Probable cause: A total loss of engine power due to the failure of the No. 8 bearing and the subsequent failure of the scavenge oil pump.

## 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 20231120020249A](https://openairdocs.org/incident/20231120020249A), Nov 20, 2023: Bell OH-58A (N158TR), Imperial, CA, Substantial damage. Shortly after take off about 200 yards the pilot experienced a sudden power surge followed immediately by abnormal engine noise and vibration. Pilots stated…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Bell OH-58A aircraft: https://openairdocs.org/model/bell-oh-58a/aircraft.md
- The Rolls-Royce T63-A-720 engine: https://openairdocs.org/engine/rolls-royce-t63-a-720.md

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