# N55ST: 1975 Hughes 369HS, registration cancelled 2013-01-31

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 31, 2013
- Status when cancelled: Sale reported, canceled
- Airframe: [Hughes 369HS](https://openairdocs.org/model/hughes-369hs) (registry code 4470728)
- Engine: [Allison 250 SER 400HP](https://openairdocs.org/engine/allison-250-ser-400hp) (registry code 03013)
- Data sheets: [TCDS H3WE](https://openairdocs.org/tcds/H3WE) (OpenAirDocs)
- Serial number: 250701S
- Year built: 1975
- Type of aircraft: Rotorcraft
- Engine type: Turbo-shaft
- Airworthiness: Standard, normal
- Airworthiness date: April 30, 1975
- Last registry action: May 26, 1979
- Mode S code: A6FEB4
- Location: [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle)
- Owner type: Individual
- Owner's area on the map: 47.5351° N, 122.3059° W: Placed by OpenAirDocs at the center of ZIP code 98108, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N55ST
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=55ST
- Page: https://openairdocs.org/deregistered/N55ST-2013-01-31

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 Hughes 369HS: https://openairdocs.org/model/hughes-369hs.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 ANC76AA109](https://openairdocs.org/ntsb/ANC76AA109), Jul 9, 1976: Hughes 369HS (N55ST), Juneau, AK, substantial damage

## 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 19760709024109A](https://openairdocs.org/incident/19760709024109A), Jul 9, 1976: Hughes 369HS (N55ST), Juneau, AK, Substantial damage

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