# Pratt & Whitney R-985-AN-3

- Type: Engine model (FAA registry)
- Registry code: 51660
- Manufacturer (registry): P & W
- Model: R-985-AN-3
- Engine type: Reciprocating
- Power: 450 hp
- Installed in: 4 registered aircraft
- Page: https://openairdocs.org/engine/pratt-whitney-r-985-an-3

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft (4)

- [N247K](https://openairdocs.org/aircraft/N247K): [Weeks Kermit A Trustee](https://openairdocs.org/faa-owner/WEEKS%20KERMIT%20A%20TRUSTEE), [Polk City, FL](https://openairdocs.org/faa-place/FL/Polk%20City), S/N 1094
- [N450PT](https://openairdocs.org/aircraft/N450PT): [Clifton George F](https://openairdocs.org/faa-owner/CLIFTON%20GEORGE%20F), [Seattle, WA](https://openairdocs.org/faa-place/WA/Seattle), built 1943, S/N 75-7577
- [N56275](https://openairdocs.org/aircraft/N56275): [Aviation Co Inc](https://openairdocs.org/faa-owner/AVIATION%20CO%20INC), [Cheyenne, WY](https://openairdocs.org/faa-place/WY/Cheyenne), built 1941, S/N 75-2707
- [N68080](https://openairdocs.org/aircraft/N68080): [Midnight Sun Leasing LLC](https://openairdocs.org/faa-owner/MIDNIGHT%20SUN%20LEASING%20LLC), [Homer, AK](https://openairdocs.org/faa-place/AK/Homer), built 1954, S/N 694

## NTSB investigations (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 ANC21LA062](https://openairdocs.org/ntsb/ANC21LA062), Jul 19, 2021: Dehavilland DHC-2 MK 1 (N68080), King Salmon, AK, substantial damage. Probable cause: The pilot’s exceedance of the floatplane’s critical angle of attack, which resulted in an aerodynamic stall and subsequent loss of control.
- [NTSB CHI93LA263](https://openairdocs.org/ntsb/CHI93LA263), Jul 16, 1993: Grumman G164B (N2008), Wyndmere, ND, substantial damage. Probable cause: the pilot's decision to land on unsuitable terrain. Factors in the accident are the wet and soft turf runway.
- [NTSB ATL85LA018](https://openairdocs.org/ntsb/ATL85LA018), Oct 19, 1984: Grumman G-164A (N7867), Tunica, MS, substantial damage
- [NTSB ATL80FKQ03](https://openairdocs.org/ntsb/ATL80FKQ03), May 23, 1980: Grumman G-164A (N7867), Clarksdale, MS, substantial damage

## FAA accident and incident reports (6)

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 20210719006799A](https://openairdocs.org/incident/20210719006799A), Jul 19, 2021: Dehavilland DHC-2 MK 1 (N68080), King Salmon, AK, Substantial damage. Pilot stated the following: Clear sky No wind Acft was 400 pound under gross weight Flies in and out of area six to seven times a year There was nothing…
- [Incident 20010409012799I](https://openairdocs.org/incident/20010409012799I), Apr 9, 2001: Scwzer G164A (N7867), South Attleboro, MA. (-23) The banner disconnected from the tow plane and landed in the grass near the parking lot of a home depot shopping plaza. This occurred in a busy,…
- [Accident 19930716024369A](https://openairdocs.org/incident/19930716024369A), Jul 16, 1993: Scwzer G164B (N2008), Wyndmere, ND, Substantial damage. Landed on wet muddy runway. Wheels mired in mud. Nosed over. Had option land on asphalt but was saving tires.
- [Incident 19871130076769I](https://openairdocs.org/incident/19871130076769I), Nov 30, 1987: Dhav DHC2MK2 (N68080), Chelan, WA, Minor damage. Attempted takeoff from lake with heavy load. Snow on aircraft. Settled back hard on lake.
- [Accident 19841019061109A](https://openairdocs.org/incident/19841019061109A), Oct 19, 1984: Scwzer G164A (N7867), Tunica, MS, Substantial damage. A wheel struck a soft spot on the ag airstrip on the takeoff roll. Aircraft veered off the water covered runway.
- [Accident 19800523015769A](https://openairdocs.org/incident/19800523015769A), May 23, 1980: Gulstm G164A (N7867), Clarksdale, MS, Substantial damage. Engine threw a rod. Oil on windscreen. Made hard ground contact. Collapsed gear. Flipped over.

## Service difficulty reports (1)

As reported by operators and repair stations, by the model named in the report.

- [SDR CA070613004](https://openairdocs.org/sdr/CA070613004), Jun 11, 2007: CIRCUIT BREAKER. FAILED. (CAN) WHILE TROUBLESHOOTING A U/S TAIL NAV LIGHT AND REPLACING A CORRODED KNIFE CONNECTOR AT THE TAILCONE, POWER WIRE TO THE LIGHT ASSEMBLY OVERHEATED AND MELTE

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