# N926AU: 1966 Lockheed P3B, registration cancelled 2005-05-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 13, 2005
- Status when cancelled: Triennial form not returned
- Airframe: [Lockheed P3B](https://openairdocs.org/model/lockheed-p3b) (registry code 5260217)
- Engine: [Allison T56A11 series](https://openairdocs.org/engine/allison-t56a11-series) (registry code 03025)
- Data sheets: [TCDS T00006LA](https://openairdocs.org/tcds/T00006LA) (OpenAirDocs)
- Serial number: 152731
- Year built: 1966
- Type of aircraft: Fixed wing multi engine
- Engine type: Turbo-prop
- Airworthiness: Restricted, forest
- Airworthiness date: May 5, 1999
- Certificate issued: February 10, 1997
- Last registry action: February 18, 2003
- Mode S code: ACD487
- Owner when cancelled: [Aero Union Corporation](https://openairdocs.org/faa-owner/AERO%20UNION%20CORPORATION)
- Location: [Chico, CA](https://openairdocs.org/faa-place/CA/Chico)
- Owner type: Corporation
- Owner's area on the map: 39.8765° N, 121.8596° W: Placed by OpenAirDocs at the center of ZIP code 95973, within about 10 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N926AU
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=926AU
- Page: https://openairdocs.org/deregistered/N926AU-2005-05-13

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 Lockheed P3B: https://openairdocs.org/model/lockheed-p3b.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 SEA05MA085](https://openairdocs.org/ntsb/SEA05MA085), Apr 21, 2005: Lockheed P-3B (N926AU), Chico, CA, destroyed, 3 fatal. Probable cause: Terrain clearance was not maintained while maneuvering for undetermined reasons. Mountainous terrain was a factor.

## 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 20050421034299A](https://openairdocs.org/incident/20050421034299A), Apr 21, 2005: Lkheed P3B (N926AU), Chico, CA, Destroyed, 3 fatal. (-23) On April 21, 2005, about 2005 dst, N926AU, a Lockheed P-3B air tanker impacted the terrain twelve miles north of Chico municipal airport. The aircraft…

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