# N46991: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 2
- Last cancelled: August 15, 2013
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=46991
- Page: https://openairdocs.org/aircraft/N46991

## Aircraft that carried N46991

- [Cancelled 2013-08-15](https://openairdocs.org/deregistered/N46991-2013-08-15): Hiller OH-23D, S/N 962. Registration expired, pending cancellation. Owner: [San Joaquin Helicopters](https://openairdocs.org/faa-owner/SAN%20JOAQUIN%20HELICOPTERS), [Delano, CA](https://openairdocs.org/faa-place/CA/Delano)
- [Cancelled 1950-11-28](https://openairdocs.org/deregistered/N46991-1950-11-28): Fairchild M-62A, S/N T41-1287. Owner: [F R Kerlock](https://openairdocs.org/faa-owner/F%20R%20KERLOCK), [Indianapolis, IN](https://openairdocs.org/faa-place/IN/Indianapolis)

## NTSB investigations on N46991 (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 LAX88DVA17](https://openairdocs.org/ntsb/LAX88DVA17), Oct 1, 1988: Hiller UH12E (N46991), Mcfarland, CA, substantial damage
- [NTSB LAX87DVA05](https://openairdocs.org/ntsb/LAX87DVA05), Feb 19, 1987: Hiller OH23D (N46991), Coalinga, CA, substantial damage

## FAA accident and incident reports on N46991 (2)

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 19880930044779A](https://openairdocs.org/incident/19880930044779A), Sep 30, 1988: Hiller UH12E (N46991), Mcfarland, CA, Substantial damage. Ran out of fuel on takeoff. Helicopter impacted in high cotton and rolled over.
- [Accident 19870219006079A](https://openairdocs.org/incident/19870219006079A), Feb 19, 1987: Hiller STCUH12 (N46991), Coalinga, CA, Substantial damage. The engine failed from fuel exhaustion. The helicopter landed hard. The pilot reported fuel gauge inoperative.

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