# N551SA: Adler Steven H SA-1, registration cancelled 2017-06-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: June 7, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Adler Steven H SA-1](https://openairdocs.org/model/adler-steven-h-sa-1) (registry code 05608WO)
- Serial number: 001
- Type of aircraft: Rotorcraft
- Certificate issued: July 3, 2000
- Last registry action: September 24, 2009
- Mode S code: A704B3
- Owner when cancelled: [Adler Steven H](https://openairdocs.org/faa-owner/ADLER%20STEVEN%20H)
- Location: [Broomfield, CO](https://openairdocs.org/faa-place/CO/Broomfield)
- Owner type: Individual
- Owner's area on the map: 39.9308° N, 105.0743° W: Placed by OpenAirDocs at the center of ZIP code 80020, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N551SA
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=551SA
- Page: https://openairdocs.org/deregistered/N551SA-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 Adler Steven H SA-1: https://openairdocs.org/model/adler-steven-h-sa-1.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 DEN02LA103](https://openairdocs.org/ntsb/DEN02LA103), Sep 8, 2002: Adler SA-1 (N551SA), Mead, CO, destroyed, 1 fatal. Probable cause: the pilot's failure to maintain main rotor rpm, resulting in blade flapping, subsequent blade contact with the airframe, and loss of control.

## 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 20020908024449A](https://openairdocs.org/incident/20020908024449A), Sep 8, 2002: Amtr SA1 (N551SA), Mead, CO, Destroyed, 1 fatal. (-23) Aircraft departed jefferson county airport (bjc) at 0815 MDT, with 1 POB, on 09/08/02. Eyewitness statements indicate that the pilot was experiencing…

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