# N742BM: 1975 Grumman American Avn. AA-5B, registration cancelled 2004-04-23

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: April 23, 2004
- Status when cancelled: Valid registration
- Airframe: [Grumman American Avn. AA-5B](https://openairdocs.org/model/grumman-american-avn-aa-5b) (registry code 3960105)
- Engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514)
- Data sheets: [TCDS A16EA](https://openairdocs.org/tcds/A16EA) (OpenAirDocs)
- Serial number: AA5B-0202
- Year built: 1975
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal, utility
- Airworthiness date: December 22, 1975
- Certificate issued: September 10, 2002
- Last registry action: September 10, 2002
- Mode S code: A9FA1D
- Owner when cancelled: [Chun Walton G](https://openairdocs.org/faa-owner/CHUN%20WALTON%20G)
- Location: [Santa Clara, CA](https://openairdocs.org/faa-place/CA/Santa%20Clara)
- Owner type: Individual
- Owner's area on the map: 37.3504° N, 121.9524° W: Placed by OpenAirDocs at the center of ZIP code 95050, within about a mile (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N742BM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=742BM
- Page: https://openairdocs.org/deregistered/N742BM-2004-04-23

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 Grumman American Avn. AA-5B: https://openairdocs.org/model/grumman-american-avn-aa-5b.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 DEN03FA133](https://openairdocs.org/ntsb/DEN03FA133), Jul 19, 2003: Grumman American AA-5B (N742BM), Steamboat Sprng, CO, destroyed, 3 fatal. Probable cause: The pilot's failure to maintain terrain clearance. Contributing factors include the pilot's inadequate preflight planning/preparation, high density altitude, and mountainous conditions.

## 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 20030719015929A](https://openairdocs.org/incident/20030719015929A), Jul 19, 2003: Amrgen AA5B (N742BM), Steamboatsprin, CO, Destroyed, 3 fatal. (-23) Phone call to routt county sheriff's office of a forest fire 15 mi. Southeast of steamboat springs above buff pass by rabbit ears pass. They dispatched a…

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