# N4989P: Douglas C-54G, registration cancelled 1995-08-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: August 26, 1995
- Status when cancelled: Triennial form not returned
- Airframe: [Douglas C-54G](https://openairdocs.org/model/douglas-c-54g) (registry code 3021536)
- Data sheets: [TCDS A36CE](https://openairdocs.org/tcds/A36CE) (OpenAirDocs)
- Serial number: 45629
- Type of aircraft: Fixed wing multi engine
- Certificate issued: March 30, 1979
- Last registry action: June 23, 1994
- Mode S code: A63171
- 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: 39.7458° N, 121.8439° W: Placed by OpenAirDocs at the center of ZIP code 95926, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N4989P
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4989P
- Page: https://openairdocs.org/deregistered/N4989P-1995-08-26

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 Douglas C-54G: https://openairdocs.org/model/douglas-c-54g.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 LAX95GA219](https://openairdocs.org/ntsb/LAX95GA219), Jun 21, 1995: Douglas C-54G (N4989P), Ramona, CA, destroyed, 3 fatal. Probable cause: INADEQUATE VISUAL LOOKOUT BY THE BEECH 58P PILOT, AND THE OPERATOR'S INADEQUATE PROCEDURES CONCERNING 360-DEGREE OVERHEAD APPROACHES.

## 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 19950621047621A](https://openairdocs.org/incident/19950621047621A), Jun 21, 1995: Doug C54G (N4989P), Ramona, CA, Destroyed, 2 fatal. Fire fighting tanker flight with tanker N156Z. Landing for fuel overtook and collided with aircraft on final.

## Other aircraft with N4989P

- [Cancelled 1964-06-01](https://openairdocs.org/deregistered/N4989P-1964-06-01): Piper PA-23-235, S/N 27-596. Exported to South Africa. Owner: [International Aircraft Deliveries Inc](https://openairdocs.org/faa-owner/INTERNATIONAL%20AIRCRAFT%20DELIVERIES%20INC), [Miame, FL](https://openairdocs.org/faa-place/FL/Miame)

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