# N6639R: not currently registered

- Registered now: No (not in the FAA registry file). The mark may be reserved or free to assign
- Earlier aircraft: 3
- Last cancelled: August 7, 2021
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=6639R
- Page: https://openairdocs.org/aircraft/N6639R

## Aircraft that carried N6639R

- [Cancelled 2021-08-07](https://openairdocs.org/deregistered/N6639R-2021-08-07): Hughes OH-6A, S/N 66-07874. Owner: [Usda Aphis Ws Atoc](https://openairdocs.org/faa-owner/USDA%20APHIS%20WS%20ATOC), [Cedar City, UT](https://openairdocs.org/faa-place/UT/Cedar%20City)
- [Cancelled 1989-09-11](https://openairdocs.org/deregistered/N6639R-1989-09-11): Beech A36, S/N E1534. Triennial form not returned
- [Cancelled 1971-03-23](https://openairdocs.org/deregistered/N6639R-1971-03-23): Beech C-45H, S/N 52-10635. Owner: [Consolidated Air Parts Co](https://openairdocs.org/faa-owner/CONSOLIDATED%20AIR%20PARTS%20CO), [N Hollywood, CA](https://openairdocs.org/faa-place/CA/N%20Hollywood)

## NTSB investigations on N6639R (4)

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 WPR21LA107](https://openairdocs.org/ntsb/WPR21LA107), Feb 5, 2021: Hughes OH-6A (N6639R), Horseshoe Bend, ID, substantial damage. Probable cause: A partial loss of engine power due to a leak in the fuel cell outlet valve.
- [NTSB LAX05TA008](https://openairdocs.org/ntsb/LAX05TA008), Oct 15, 2004: Hughes OH-6A (N6639R), Jacumba, CA, substantial damage. Probable cause: the pilot's failure to maintain adequate clearance from the mountainous terrain, which resulted in the helicopter's tail rotor blades impacting rocks. A factor in the accident was the pilot's…
- [NTSB FTW89FA023](https://openairdocs.org/ntsb/FTW89FA023), Nov 20, 1988: Beech A36 (N6639R), Oklahoma City, OK, destroyed, 2 fatal
- [NTSB MKC81FA013](https://openairdocs.org/ntsb/MKC81FA013), Jan 6, 1981: Beech A36 (N6639R), Kaizer, MO, substantial damage

## FAA accident and incident reports on N6639R (4)

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 20210205001189A](https://openairdocs.org/incident/20210205001189A), Feb 5, 2021: Hughes OH-6A (N6639R), Horseshoe Bend, ID, Substantial damage. During a predator mitigation flight and while in a hover the pilot moved to line up a shot on a wolf and at very low airspeed and altitude the engine spooled…
- [Accident 20041015028309A](https://openairdocs.org/incident/20041015028309A), Oct 15, 2004: Hughes OH6A (N6639R), Jacumba, CA, Minor damage. (-23) On October 15, 2004, about 0115 PDT, a Hughes operated by us border patrol collided with the terrain while performing low altitude maneuvers. According…
- [Accident 19881119051329A](https://openairdocs.org/incident/19881119051329A), Nov 19, 1988: Beech A36 (N6639R), Oklahoma City, OK, Destroyed, 2 fatal. Reported vacuum lost and disoriented, also airframe icing. Too high on ILS. Missed approach, crashed on airport.
- [Accident 19810106000039A](https://openairdocs.org/incident/19810106000039A), Jan 6, 1981: Beech A36 (N6639R), Kaiser, MO, Substantial damage. Landed gear up. Reported electric power falure & manual extension attempt. No discrepancies found.

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