# N177SJ: 1972 Bell OH-58A, registration cancelled 2017-06-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 7, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Bell OH-58A](https://openairdocs.org/model/bell-oh-58a) (registry code 1181579)
- Engine: [Allison T63 series](https://openairdocs.org/engine/allison-t63-series) (registry code 03031)
- Data sheets: [TCDS E2SO](https://openairdocs.org/tcds/E2SO) (OpenAirDocs)
- Serial number: 72-21431
- Year built: 1972
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Restricted, aerial surveying
- Airworthiness date: February 4, 1998
- Certificate issued: July 15, 1996
- Last registry action: May 19, 2009
- Mode S code: A134C7
- Owner when cancelled: [San Joaquin Helicopters](https://openairdocs.org/faa-owner/SAN%20JOAQUIN%20HELICOPTERS)
- Location: [Delano, CA](https://openairdocs.org/faa-place/CA/Delano)
- Owner type: Corporation
- Owner's area on the map: 35.7795° N, 119.1919° W: Placed by OpenAirDocs at the center of ZIP code 93215, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N177SJ
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=177SJ
- Page: https://openairdocs.org/deregistered/N177SJ-2017-06-07

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 Bell OH-58A: https://openairdocs.org/model/bell-oh-58a.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 LAX05FA264](https://openairdocs.org/ntsb/LAX05FA264), Aug 10, 2005: San Joaquin Helicopters OH-58A+ (N177SJ), Lancaster, CA, substantial damage, 1 fatal. Probable cause: The pinion to turbine shaft coupling failed in fatigue due to a misaligned turbine shaft, which resulted in a loss of engine power.

## 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 20050810019879A](https://openairdocs.org/incident/20050810019879A), Aug 10, 2005: Bell OH58A (N177SJ), Lancaster, CA, Destroyed, 1 fatal. (-23) On August 10, 2005, at 06:03 PDT, a san joaquin helicopters OH-58A+, N177SJ, operating in the restricted category, impacted terrain while performing an…

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