# N323: 1956 Grumman G-21A, registration cancelled 2009-07-27

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 27, 2009
- Status when cancelled: Registration revoked
- Airframe: [Grumman G-21A](https://openairdocs.org/model/grumman-g-21a) (registry code 3951204)
- Engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008)
- Data sheets: [TCDS TC 654](https://openairdocs.org/tcds/TC%20654) (OpenAirDocs)
- Serial number: 1191
- Year built: 1956
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Certificate issued: April 26, 1973
- Last registry action: July 16, 1977
- Mode S code: A37974
- Owner when cancelled: [Antilles Air Boats Inc](https://openairdocs.org/faa-owner/ANTILLES%20AIR%20BOATS%20INC)
- Location: Christiansted, VI, U.S. Virgin Islands
- Owner type: Corporation
- The mark today: https://openairdocs.org/aircraft/N323
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=323
- Page: https://openairdocs.org/deregistered/N323-2009-07-27

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 G-21A: https://openairdocs.org/model/grumman-g-21a.md

## NTSB investigations (2)

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 MIA78FA093](https://openairdocs.org/ntsb/MIA78FA093), Jun 4, 1978: Grumman G21A (N323), St.Thomas, VI, substantial damage
- [NTSB LAX66A0091](https://openairdocs.org/ntsb/LAX66A0091), May 24, 1966: Grumman G-21 (N323), Catalina Is, CA, substantial damage

## 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 19780604042639A](https://openairdocs.org/incident/19780604042639A), Jun 4, 1978: Gruman G21A (N323), St.Thomas, U.S. Virgin Islands, Substantial damage. Carb airbox hot air to cold air valve linkage retaining bolt failausing air starvation.

## Other aircraft with N323

- [Registered now](https://openairdocs.org/aircraft/N323): N419cm VANS RV10, S/N 40236, built 2015
- [Cancelled 1948-07-14](https://openairdocs.org/deregistered/N323-1948-07-14): North American SNJ-4, S/N 9365, built 1942. Owner: [Civil Aeronautics Administration](https://openairdocs.org/faa-owner/CIVIL%20AERONAUTICS%20ADMINISTRATION), [Washington, DC](https://openairdocs.org/faa-place/DC/Washington)
- [Cancelled 1930-05-05](https://openairdocs.org/deregistered/N323-1930-05-05): Curtiss Aeroplane & Motor JN4C, S/N 3956. Owner: [Hanson Adolph W](https://openairdocs.org/faa-owner/HANSON%20ADOLPH%20W), [Chicago, IL](https://openairdocs.org/faa-place/IL/Chicago)

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