# N581BG: Sikorsky S-58DT, registration cancelled 1994-07-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 23, 1994
- Status when cancelled: Triennial form not returned
- Airframe: [Sikorsky S-58DT](https://openairdocs.org/model/sikorsky-s-58dt) (registry code 8141842)
- Data sheets: [TCDS 1H11](https://openairdocs.org/tcds/1H11) (OpenAirDocs)
- Serial number: 581487
- Type of aircraft: Rotorcraft
- Certificate issued: May 18, 1989
- Last registry action: April 20, 1992
- Mode S code: A779BF
- Owner when cancelled: [Air One Helicopters Inc](https://openairdocs.org/faa-owner/AIR%20ONE%20HELICOPTERS%20INC)
- Location: [San Jose, CA](https://openairdocs.org/faa-place/CA/San%20Jose)
- Owner type: Corporation
- Owner's area on the map: 37.3466° N, 121.9097° W: Placed by OpenAirDocs at the center of ZIP code 95110, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N581BG
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=581BG
- Page: https://openairdocs.org/deregistered/N581BG-1994-07-23

From the FAA registry file of November 5, 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 Sikorsky S-58DT: https://openairdocs.org/model/sikorsky-s-58dt.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 LAX94FA130](https://openairdocs.org/ntsb/LAX94FA130), Feb 21, 1994: Sikorsky S-58T (N581BG), Walnut Creek, CA, destroyed, 3 fatal. Probable cause: Inadequate fuel quality control procedures by the helicopter operator resulting in fuel contamination and a loss of engine power. The pilot's decision to extend the autorotative glide to avoid…

## 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 19940221002649A](https://openairdocs.org/incident/19940221002649A), Feb 21, 1994: Skrsky S58T (N581BG), Walnut Creek, CA, Destroyed, 3 fatal. Lost power low and slow. Rolled inverted. Crashed. Water and dirt in fuel and fuel truck. No fuel quality checks.

## Other aircraft with N581BG

- [Registered now](https://openairdocs.org/aircraft/N581BG): Amazon.Com Services MK30, S/N 1786501122

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