# N6887Y: Cessna 550, registration cancelled 1993-05-20

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 20, 1993
- Status when cancelled: Triennial form not returned
- Airframe: [Cessna 550](https://openairdocs.org/model/cessna-550) (registry code 2076604)
- Data sheets: [TCDS A22CE](https://openairdocs.org/tcds/A22CE) (OpenAirDocs)
- Serial number: 5500293
- Type of aircraft: Fixed wing multi engine
- Certificate issued: December 22, 1983
- Last registry action: January 31, 1991
- Mode S code: A92453
- Owners when cancelled: [Western Area Power Administration](https://openairdocs.org/faa-owner/WESTERN%20AREA%20POWER%20ADMINISTRATION), [Department Of Energy](https://openairdocs.org/faa-owner/DEPARTMENT%20OF%20ENERGY)
- Location: [Golden, CO](https://openairdocs.org/faa-place/CO/Golden)
- Owner type: Government
- Owner's area on the map: 39.7189° N, 105.2353° W: Placed by OpenAirDocs at the center of ZIP code 80401, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N6887Y
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6887Y
- Page: https://openairdocs.org/deregistered/N6887Y-1993-05-20

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 Cessna 550: https://openairdocs.org/model/cessna-550.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 SEA93GA041](https://openairdocs.org/ntsb/SEA93GA041), Dec 18, 1992: Cessna 550 (N6887Y), Billings, MT, destroyed, 8 fatal. Probable cause: THE PILOT-IN-COMMAND'S FAILURE TO FOLLOW ESTABLISHED VORTEX AVOIDANCE PROCEDURES, AS PUBLISHED IN THE AIRMAN'S INFORMATION MANUAL, TO PROVIDE HIS OWN WAKE TURBULENCE SEPARATION.

## 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 19921218050929A](https://openairdocs.org/incident/19921218050929A), Dec 18, 1992: Cessna 550 (N6887Y), Billings, MT, Destroyed, 8 fatal. Landing to close behind landing plane rolled inverted, dived into ground. Pilot last words. Almost ran over a 757.

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