# Pratt & Whitney R-985-AN-14B - Type: Engine model (FAA registry) - Registry code: 51654 - Manufacturer (registry): P & W - Model: R-985-AN-14B - Engine type: Reciprocating - Power: 400 hp - Installed in: 77 registered aircraft - Page: https://openairdocs.org/engine/pratt-whitney-r-985-an-14b 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 (77, first 50) - [N106M](https://openairdocs.org/aircraft/N106M): [Stevenson William E](https://openairdocs.org/faa-owner/STEVENSON%20WILLIAM%20E), [Sutton, AK](https://openairdocs.org/faa-place/AK/Sutton), built 1929, S/N 4 - [N115CX](https://openairdocs.org/aircraft/N115CX): [Blue Lupine LLC](https://openairdocs.org/faa-owner/BLUE%20LUPINE%20LLC), [Willow, AK](https://openairdocs.org/faa-place/AK/Willow), built 1957, S/N 1151 - [N11PF](https://openairdocs.org/aircraft/N11PF): [Texas Vessels Limited LLC](https://openairdocs.org/faa-owner/TEXAS%20VESSELS%20LIMITED%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 1958, S/N 1204 - [N12288](https://openairdocs.org/aircraft/N12288): [Mid America Flight Museum](https://openairdocs.org/faa-owner/MID%20AMERICA%20FLIGHT%20MUSEUM), [Mount Pleasant, TX](https://openairdocs.org/faa-place/TX/Mount%20Pleasant), S/N 161 - [N1238B](https://openairdocs.org/aircraft/N1238B): [Papa Golf Aviation LLC](https://openairdocs.org/faa-owner/PAPA%20GOLF%20AVIATION%20LLC), [Owasso, OK](https://openairdocs.org/faa-place/OK/Owasso), built 1957, S/N 1238 - [N123JL](https://openairdocs.org/aircraft/N123JL): [Seaplane Adventures LLC](https://openairdocs.org/faa-owner/SEAPLANE%20ADVENTURES%20LLC), [Mill Valley, CA](https://openairdocs.org/faa-place/CA/Mill%20Valley), built 1957, S/N 1140 - [N1409S](https://openairdocs.org/aircraft/N1409S): [Beaver Farms LLC](https://openairdocs.org/faa-owner/BEAVER%20FARMS%20LLC), [Kalispell, MT](https://openairdocs.org/faa-place/MT/Kalispell), built 1959, S/N 1409 - [N1487](https://openairdocs.org/aircraft/N1487): [No See Um Lodge Inc](https://openairdocs.org/faa-owner/NO%20SEE%20UM%20LODGE%20INC), [Forks, WA](https://openairdocs.org/faa-place/WA/Forks), built 1961, S/N 1487 - [N1537V](https://openairdocs.org/aircraft/N1537V): [Zilka Timothy R](https://openairdocs.org/faa-owner/ZILKA%20TIMOTHY%20R), [Alpine, WY](https://openairdocs.org/faa-place/WY/Alpine), built 1953, S/N 494 - [N164JA](https://openairdocs.org/aircraft/N164JA): [Ober John A](https://openairdocs.org/faa-owner/OBER%20JOHN%20A), [Candor, NY](https://openairdocs.org/faa-place/NY/Candor), built 1962, S/N 277 - [N17179](https://openairdocs.org/aircraft/N17179): [Ovmg Reliant LLC](https://openairdocs.org/faa-owner/OVMG%20RELIANT%20LLC), [Denver, CO](https://openairdocs.org/faa-place/CO/Denver), built 1937, S/N 5167 - [N18130](https://openairdocs.org/aircraft/N18130): [Von Wedel Justus T](https://openairdocs.org/faa-owner/VON%20WEDEL%20JUSTUS%20T), Neustadt, built 1937, S/N 1226 - [N188JG](https://openairdocs.org/aircraft/N188JG): [Mach Dhc-2 Inc](https://openairdocs.org/faa-owner/MACH%20DHC-2%20INC), [Coral Gables, FL](https://openairdocs.org/faa-place/FL/Coral%20Gables), built 1957, S/N 1103 - [N1959B](https://openairdocs.org/aircraft/N1959B): [Reinbold Frederick K](https://openairdocs.org/faa-owner/REINBOLD%20FREDERICK%20K), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1958, S/N 1371 - [N210Q](https://openairdocs.org/aircraft/N210Q): [Skydog Air LLC](https://openairdocs.org/faa-owner/SKYDOG%20AIR%20LLC), [Lexington, SC](https://openairdocs.org/faa-place/SC/Lexington), built 1957, S/N BA-291 - [N218RD](https://openairdocs.org/aircraft/N218RD): [Sunset Flying Service LLC](https://openairdocs.org/faa-owner/SUNSET%20FLYING%20SERVICE%20LLC), [Eagan, MN](https://openairdocs.org/faa-place/MN/Eagan), built 1949, S/N 50 - [N221RT](https://openairdocs.org/aircraft/N221RT): [Lyons Aircraft Leasing LLC](https://openairdocs.org/faa-owner/LYONS%20AIRCRAFT%20LEASING%20LLC), [Hillsboro, OR](https://openairdocs.org/faa-place/OR/Hillsboro), built 1953, S/N 506 - [N226WD](https://openairdocs.org/aircraft/N226WD): [Rs Specialties LLC](https://openairdocs.org/faa-owner/RS%20SPECIALTIES%20LLC), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1952, S/N 226 - [N2400F](https://openairdocs.org/aircraft/N2400F): [Swanstrom Paul](https://openairdocs.org/faa-owner/SWANSTROM%20PAUL), [Haines, AK](https://openairdocs.org/faa-place/AK/Haines), built 1956, S/N 958 - [N241MF](https://openairdocs.org/aircraft/N241MF): [Doyon & Doyon Leasing LLC](https://openairdocs.org/faa-owner/DOYON%20%26%20DOYON%20LEASING%20LLC), [Ketchikan, AK](https://openairdocs.org/faa-place/AK/Ketchikan), built 1956, S/N 880 - [N251V](https://openairdocs.org/aircraft/N251V): [N251v LLC](https://openairdocs.org/faa-owner/N251V%20LLC), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami), built 1952, S/N 413 - [N255JB](https://openairdocs.org/aircraft/N255JB): [Ursus Air LLC](https://openairdocs.org/faa-owner/URSUS%20AIR%20LLC), [Yakutat, AK](https://openairdocs.org/faa-place/AK/Yakutat), built 1956, S/N 942 - [N2833G](https://openairdocs.org/aircraft/N2833G): [Vintage Aero Inc](https://openairdocs.org/faa-owner/VINTAGE%20AERO%20INC), [Brandon, FL](https://openairdocs.org/faa-place/FL/Brandon), built 1951, S/N AF-159 - [N331TM](https://openairdocs.org/aircraft/N331TM): [Ak Air Leasing LLC](https://openairdocs.org/faa-owner/AK%20AIR%20LEASING%20LLC), [Homer, AK](https://openairdocs.org/faa-place/AK/Homer), built 1958, S/N 1247 - [N4110S](https://openairdocs.org/aircraft/N4110S): [West Daryl R](https://openairdocs.org/faa-owner/WEST%20DARYL%20R), [Canyon, TX](https://openairdocs.org/faa-place/TX/Canyon), built 1953, S/N 593 - [N418GB](https://openairdocs.org/aircraft/N418GB): [Claire Aviation Inc](https://openairdocs.org/faa-owner/CLAIRE%20AVIATION%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1944, S/N 76755 - [N427RH](https://openairdocs.org/aircraft/N427RH): [Norton Air LLC](https://openairdocs.org/faa-owner/NORTON%20AIR%20LLC), [Swanzey, NH](https://openairdocs.org/faa-place/NH/Swanzey), built 1964, S/N 1568 - [N45300](https://openairdocs.org/aircraft/N45300): [Werner Michael H](https://openairdocs.org/faa-owner/WERNER%20MICHAEL%20H), [Concrete, WA](https://openairdocs.org/faa-place/WA/Concrete), built 1941, S/N 2691 - [N454DB](https://openairdocs.org/aircraft/N454DB): [Round Hill, VA](https://openairdocs.org/faa-place/VA/Round%20Hill), built 1957, S/N 1183, Registration pending - [N458LJ](https://openairdocs.org/aircraft/N458LJ): [Jacques Jerry J](https://openairdocs.org/faa-owner/JACQUES%20JERRY%20J), [Iliamna, AK](https://openairdocs.org/faa-place/AK/Iliamna), S/N 514 - [N45CF](https://openairdocs.org/aircraft/N45CF): [Aircraft Guaranty Corp Trustee](https://openairdocs.org/faa-owner/AIRCRAFT%20GUARANTY%20CORP%20TRUSTEE), [Oklahoma City, OK](https://openairdocs.org/faa-place/OK/Oklahoma%20City), built 1959, S/N BA466 - [N471PM](https://openairdocs.org/aircraft/N471PM): [Alaska Ultimate Safaris LLC](https://openairdocs.org/faa-owner/ALASKA%20ULTIMATE%20SAFARIS%20LLC), [Homer, AK](https://openairdocs.org/faa-place/AK/Homer), built 1959, S/N 1366 - [N49255](https://openairdocs.org/aircraft/N49255): [Butler John E](https://openairdocs.org/faa-owner/BUTLER%20JOHN%20E), [Iowa City, IA](https://openairdocs.org/faa-place/IA/Iowa%20City), built 1941, S/N 75-691 - [N493K](https://openairdocs.org/aircraft/N493K): [Katmai Air LLC](https://openairdocs.org/faa-owner/KATMAI%20AIR%20LLC), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), S/N 56-0408 - [N50TA](https://openairdocs.org/aircraft/N50TA): [Trygg Holdings LLC](https://openairdocs.org/faa-owner/TRYGG%20HOLDINGS%20LLC), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1959, S/N 1403 - [N522PJ](https://openairdocs.org/aircraft/N522PJ): [Parlu Ventures LLC](https://openairdocs.org/faa-owner/PARLU%20VENTURES%20LLC), [Eagles Mere, PA](https://openairdocs.org/faa-place/PA/Eagles%20Mere), S/N 86 - [N542RP](https://openairdocs.org/aircraft/N542RP): [Dap Aviation Ventures LLC](https://openairdocs.org/faa-owner/DAP%20AVIATION%20VENTURES%20LLC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 1965, S/N 1588 - [N54BB](https://openairdocs.org/aircraft/N54BB): [Tvpx Aircraft Solutions Inc Trustee](https://openairdocs.org/faa-owner/TVPX%20AIRCRAFT%20SOLUTIONS%20INC%20TRUSTEE), [North Salt Lake, UT](https://openairdocs.org/faa-place/UT/North%20Salt%20Lake), built 1954, S/N 715 - [N557RC](https://openairdocs.org/aircraft/N557RC): [Collins Roger D](https://openairdocs.org/faa-owner/COLLINS%20ROGER%20D), [Woodinville, WA](https://openairdocs.org/faa-place/WA/Woodinville), built 1957, S/N 1060 - [N590DB](https://openairdocs.org/aircraft/N590DB): [Admiralty Assets LLC](https://openairdocs.org/faa-owner/ADMIRALTY%20ASSETS%20LLC), [Lehi, UT](https://openairdocs.org/faa-place/UT/Lehi), built 1959, S/N 1412 - [N6083](https://openairdocs.org/aircraft/N6083): [Miner'S Outdoor Adventures LLC](https://openairdocs.org/faa-owner/MINER'S%20OUTDOOR%20ADVENTURES%20LLC), [Hermantown, MN](https://openairdocs.org/faa-place/MN/Hermantown), built 1958, S/N 1236 - [N6084](https://openairdocs.org/aircraft/N6084): [Middle Fork Aviation Inc](https://openairdocs.org/faa-owner/MIDDLE%20FORK%20AVIATION%20INC), [Challis, ID](https://openairdocs.org/faa-place/ID/Challis), built 1954, S/N 712 - [N60WT](https://openairdocs.org/aircraft/N60WT): [Talkeetna Aviation LLC](https://openairdocs.org/faa-owner/TALKEETNA%20AVIATION%20LLC), [Talkeetna, AK](https://openairdocs.org/faa-place/AK/Talkeetna), built 1953, S/N 491 - [N6134](https://openairdocs.org/aircraft/N6134): [Brown Garry M](https://openairdocs.org/faa-owner/BROWN%20GARRY%20M), [Riverside, CA](https://openairdocs.org/faa-place/CA/Riverside), built 1952, S/N CA-274 - [N62197](https://openairdocs.org/aircraft/N62197): [Mccrea Daniel B](https://openairdocs.org/faa-owner/MCCREA%20DANIEL%20B), [Waldport, OR](https://openairdocs.org/faa-place/OR/Waldport), built 1957, S/N 1177 - [N6266M](https://openairdocs.org/aircraft/N6266M): [Prijatel Thomas J](https://openairdocs.org/faa-owner/PRIJATEL%20THOMAS%20J), [Cordova, AK](https://openairdocs.org/faa-place/AK/Cordova), built 1963, S/N 1531 - [N6311K](https://openairdocs.org/aircraft/N6311K): [Garric Yves Jean Marie](https://openairdocs.org/faa-owner/GARRIC%20YVES%20JEAN%20MARIE), [Harlingen, TX](https://openairdocs.org/faa-place/TX/Harlingen), built 2012, S/N 844 - [N65096](https://openairdocs.org/aircraft/N65096): [Shackelford John S Jr](https://openairdocs.org/faa-owner/SHACKELFORD%20JOHN%20S%20JR), [Roanoke, TX](https://openairdocs.org/faa-place/TX/Roanoke), built 1942, S/N 75-3632 - [N651Y](https://openairdocs.org/aircraft/N651Y): [Phillips Carlton T](https://openairdocs.org/faa-owner/PHILLIPS%20CARLTON%20T), [Walnut Ridge, AR](https://openairdocs.org/faa-place/AR/Walnut%20Ridge), built 1964, S/N 260 - [N65263](https://openairdocs.org/aircraft/N65263): [Third Strike Wing Walking US Corp](https://openairdocs.org/faa-owner/THIRD%20STRIKE%20WING%20WALKING%20US%20CORP), Masham Quebec, built 1940, S/N 75-3447, Non-citizen corporation, flight hours not reported All 77: https://openairdocs.org/engine/pratt-whitney-r-985-an-14b/aircraft.md ## NTSB investigations (19) 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 CEN26FA275](https://openairdocs.org/ntsb/CEN26FA275), Aug 2, 2026: Beech E18S (N210Q), Guymon, OK, destroyed, 1 fatal, investigation ongoing - [NTSB ANC26LA072](https://openairdocs.org/ntsb/ANC26LA072), Jul 19, 2026: Dehavilland DHC-2 MK.I (N791PW), Nondalton, AK, substantial damage, investigation ongoing - [NTSB ANC24LA057](https://openairdocs.org/ntsb/ANC24LA057), Jun 28, 2024: Dehavilland-Kenmore DHC-2 (N590DB), Juneau, AK, substantial damage. Probable cause: A partial loss of engine power during initial climb due to a cracked cylinder. - [NTSB WPR24LA208](https://openairdocs.org/ntsb/WPR24LA208), Jun 21, 2024: Dehavilland Beaver DHC-2 MK.1 (N588Z), Yellow Pine, ID, substantial damage. Probable cause: The pilot’s failure to attain a proper touchdown point during landing and his subsequent excessive use of brakes. - [NTSB ANC21FA069](https://openairdocs.org/ntsb/ANC21FA069), Aug 5, 2021: Dehavilland DHC-2 MK.I (N1249K), Ketchikan, AK, destroyed, 6 fatal. Probable cause: The pilot’s decision to continue visual flight rules (VFR) flight into instrument meteorological conditions (IMC), which resulted in controlled flight into terrain. Contributing to the accident was… - [NTSB CEN21LA244](https://openairdocs.org/ntsb/CEN21LA244), May 22, 2021: Dehavilland DHC-2 MK.I (N218RD), Oak Island, MN, minor damage. Probable cause: The failure of an O-ring in the landing gear system, which resulted in the inadvertent extension of the main wheel in the amphibious float. Contributing to the accident was the pilot’s decision to… - [NTSB GAA19CA563](https://openairdocs.org/ntsb/GAA19CA563), Sep 22, 2019: De Havilland Beaver DHC 2 (N77KZ), Mountain Village, AK, substantial damage. Probable cause: The pilot's improper takeoff configuration due to distraction, which resulted in the airplane’s failure to become airborne and its subsequent collision with rising terrain. Contributing to the… - [NTSB CEN19MA141](https://openairdocs.org/ntsb/CEN19MA141), May 13, 2019: De Havilland DHC-2 (N952DB), Ketchikan, AK, destroyed, 6 fatal. Probable cause: The inherent limitations of the see-and-avoid concept, which prevented the two pilots from seeing the other airplane before the collision, and the absence of visual and aural alerts from both… - [NTSB ANC16LA062](https://openairdocs.org/ntsb/ANC16LA062), Sep 9, 2016: Dehavilland DHC-2 (N91AK), Kodiak, AK, substantial damage. Probable cause: The pilot's failure to maintain adequate airspeed during the initial climb and turn after takeoff, which resulted in an exceedance of the airplane's critical angle of attack and an aerodynamic stall. - [NTSB CEN15RA352](https://openairdocs.org/ntsb/CEN15RA352), Aug 9, 2015: Dehavilland DHC 2 (N610LC), Akureyri, Iceland, substantial damage, 1 fatal - [NTSB ANC14LA058](https://openairdocs.org/ntsb/ANC14LA058), Jul 31, 2014: Dehavilland DHC 2 (N62197), Talkeetna, AK, substantial damage. Probable cause: The pilot’s inadequate preflight inspection that did not detect that the bulk fuel tank was full and led to an unanticipated heavy airplane weight and his failure to use the entire soft, wet, and… - [NTSB ANC14LA046](https://openairdocs.org/ntsb/ANC14LA046), Jun 25, 2014: Dehavilland DHC 2 (N115CX), Iliamna, AK, minor damage. Probable cause: The pilot’s improper decision to operate the airplane at low altitude and deliberately in close proximity to the boat operators, which resulted in a collision with a boat operator. - [NTSB ANC04LA003](https://openairdocs.org/ntsb/ANC04LA003), Oct 12, 2003: Fairchild 42 (N106M), Wasilla, AK, substantial damage. Probable cause: The inadequate inspection of the carburetor by the aircraft mechanic who had recently worked on the carburetor, which failed to detect a cracked float, resulting in a total loss of engine power… - [NTSB ANC02LA051](https://openairdocs.org/ntsb/ANC02LA051), Jun 13, 2002: de Havilland DHC-2 (N62197), Talkeetna, AK, substantial damage. Probable cause: The pilot's selection of an unsuitable taxi area, which resulted in substantial damage to the left elevator when the tailwheel encountered a hole. A factor associated with the accident was… - [NTSB CHI92DCA01](https://openairdocs.org/ntsb/CHI92DCA01), Mar 23, 1992: Grumman G-164 (N580Y), Malden, MO, substantial damage. Probable cause: THE PILOT COULD NOT MAINTAIN DIRECTIONAL CONTROL AFTER ONE OF THE MAIN LANDING GEAR BRAKES JAMMED DURING A LANDING ROLL. THE OPERATOR DID NOT COMPLY WITH AN AIRWORTHINESS DIRECTIVE ISSUED TO PREVENT… - [NTSB MIA89LA110](https://openairdocs.org/ntsb/MIA89LA110), Mar 19, 1989: Cessna 195 (N4395N), Moore Haven, FL, substantial damage. Probable cause: INADEQUATE PREFLIGHT BY THE PILOT WHICH RESULTED IN FUEL EXHAUSTION DUE TO INADEQUATE FUEL SUPPLY. A CONTRIBUTING FACTOR WAS A DITCH WHICH THE AIRCRAFT HIT AS THE PILOT WAS APPLYING BRAKES TO AVOID A… - [NTSB FTW84LA186](https://openairdocs.org/ntsb/FTW84LA186), Mar 8, 1984: Lockheed VEGA-1 (N12288), Yukon, OK, substantial damage - [NTSB MIA76FKQ41](https://openairdocs.org/ntsb/MIA76FKQ41), Jul 29, 1976: Grumman G-164 (N651Y), Minter City, MS, substantial damage - [NTSB FTW68F0255](https://openairdocs.org/ntsb/FTW68F0255), Aug 14, 1967: Grumman G-164 (N651Y), Eudora, AR, substantial damage ## FAA accident and incident reports (25) 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 20260802008759A](https://openairdocs.org/incident/20260802008759A), Aug 2, 2026: Beech E18S (N210Q), Guymon, OK, Destroyed, 1 fatal. On August 2, 2026, at approximately 16:06 CDT (2106Z), a BE-E18S bearing registration number [privacy data omitted], crashed shortly after takeoff from runway… - [Incident 20250920017569I](https://openairdocs.org/incident/20250920017569I), Sep 20, 2025: Dehavilland DHC-2 MK 1 (N458LJ), Iliamna, AK, Minor damage. On or about September 20, 2025, a DHC2 (beaver) aircraft made contact with the shoreline of a lake on departure after experiencing a low altitude wind shift.… - [Accident 20240628007899A](https://openairdocs.org/incident/20240628007899A), Jun 28, 2024: Dehavilland-Kenmore DHC-2 (N590DB), Juneau, AK, Substantial damage. On June 28th, 2024 at 13:25 [privacy data omitted] on floats departed jnu float pond when upon takeoff climb out had engine loss of power. Pilot declared… - [Accident 20240621007759A](https://openairdocs.org/incident/20240621007759A), Jun 21, 2024: Dehavilland BEAVER DHC-2 MK.1 (N588Z), Yellow Pine, ID, Substantial damage. Pilot was attempting to land on runway 16 at Reed Ranch(I92) airport. Pilot realized he was running out of usable runway and could not go around due to nearby… - [Accident 20210805023009A](https://openairdocs.org/incident/20210805023009A), Aug 5, 2021: Dehavilland DHC-2 MK.I (N1249K), Ketchikan, AK, Destroyed, 6 fatal. Aircraft found by coast guard in heavily wooded area on side of mountain at approximately 1750' MSL, about 200' below top of ridge, but could not be recovered… - [Accident 20210522009939A](https://openairdocs.org/incident/20210522009939A), May 22, 2021: Dehavilland DHC-2 MK.I (N218RD), Oak Island, MN, Minor damage. 2021-05-22 N218RD, DHC-2 beaver, on amphibious edo floats, departed warroad MN (krrt) for a 37 mile flight to Sunset Lodge on Oak Island in the northwest angle… - [Accident 20190922013449A](https://openairdocs.org/incident/20190922013449A), Sep 22, 2019: Dehavilland BEAVER DHC-2 (N77KZ), Mountain Villag, AK, Substantial damage. Pre takeoff pilot failed to deploy flaps to takeoff setting. Aircraft did not become airborne, slid across tundra, came to stop about .25 miles from lake. Ac… - [Accident 20190513016761A](https://openairdocs.org/incident/20190513016761A), May 13, 2019: Dehavilland DHC-2 MK 1 (N952DB), Ketchikan, AK, Destroyed, 5 fatal. On Monday, may 13 at approximately 1221L, two Dehavilland floatplanes collided nine miles northeast of Ketchikan, AK (georges inlet) at an altitude of about… - [Incident 20180323008049I](https://openairdocs.org/incident/20180323008049I), Mar 23, 2018: Detroit VEGA DL-1 (N12288), Lancaster, CA, Minor damage. During landing rollout the pilot was unable to maintain directional control of the aircraft due to high crosswind conditions. The aircraft left wingtip and… - [Accident 20160909017009A](https://openairdocs.org/incident/20160909017009A), Sep 9, 2016: Dehavilland DHC-2 MK. I(L20A) (N91AK), Kodiak, AK, Destroyed. On September 9th 2016 at approximately 1130 local time a redemption air inc. de havilland beaver; DHC-2-MK1, N91AK crashed on takeoff at the west end of Uganik… - [Accident 20140730015209A](https://openairdocs.org/incident/20140730015209A), Jul 30, 2014: Dehavilland DHC-2 MK.I (N62197), Talkeetna, AK, Substantial damage. Aircraft over ran runway end on departure. Call to chief pilot indicated that the aircraft was at max gross weight. - [Incident 20140701010569I](https://openairdocs.org/incident/20140701010569I), Jul 1, 2014: Dehavilland DHC-2 MK.I (N791PW), Anchorage, AK, Minor damage. The aircraft owner started the engine and selected the fuel tank with the least amount of fuel in it, for the purpose of warming the engine prior to take off.… - [Accident 20140626010489A](https://openairdocs.org/incident/20140626010489A), Jun 26, 2014: Dehavilland DHC-2 MK. I(L20A) (N115CX), Koliganek, AK, No damage. The airman was following a company boat downstream on the mulchatna river. The airman departed the river in a DHC-2 aircraft on floats. After liftoff the… - [Incident 20130929019589I](https://openairdocs.org/incident/20130929019589I), Sep 29, 2013: Dehavilland DHC-2 MK.I (N963DH), Bedford, MA, Minor damage. Departing runway 11, at about 200 feet AGL the pilot reduced power to climb power. At this point the engine started to run rough, cough and produce only… - [Accident 20031012034569A](https://openairdocs.org/incident/20031012034569A), Oct 12, 2003: Frchld 42 (N106M), Wasilla, AK, Substantial damage. (-23) The pilot indicated that he was in cruise flight with all of the engine indications reading normal. The pilot felt the engine shudder and then it quit at… - [Incident 20020726023859I](https://openairdocs.org/incident/20020726023859I), Jul 26, 2002: Beech E18S (N210Q), Houston, TX, Minor damage. (-23) Aircraft departed sugarland municipal airport (sgr) and conducted aerial application operations. Upon return to sugarland the pilot placed the gear… - [Accident 20020613012809A](https://openairdocs.org/incident/20020613012809A), Jun 13, 2002: Dhav L20 (N62197), Talkeetna, AK, No damage. (-23) According to the pilot he was taxiing to parking when the aircraft's tail wheel went into a hole. The left elevator horn struck ice and snow causing… - [Incident 19990806010929I](https://openairdocs.org/incident/19990806010929I), Aug 6, 1999: Beech E18S (N210Q), Fort Smith, AR, Minor damage. Springdale air service cargo acft landing gear collapsed on take-off, and the acft skidded down the rwy and sustained substantial damage, no injuries were… - [Incident 19920808038039I](https://openairdocs.org/incident/19920808038039I), Aug 8, 1992: Scwzer G164 (N580Y), Jonesboro, AR, Minor damage. Pilot lost directional control on rollout. Applied too much right brake. Ground looped. - [Accident 19920323007329A](https://openairdocs.org/incident/19920323007329A), Mar 23, 1992: Scwzer G164 (N580Y), Malden, MO, Substantial damage. Malfunctioning parking brake locked on landing. Veered off runway. Airworthiness directive on brakes not complied. - [Accident 19890319004209A](https://openairdocs.org/incident/19890319004209A), Mar 19, 1989: Cessna 195 (N4395N), Clewiston, FL, Substantial damage. Engine quit after dumping sky divers over airport at 9000 feet. Landed short of runway. Was out of fuel. - [Incident 19850516024509I](https://openairdocs.org/incident/19850516024509I), May 16, 1985: Lkheed VEGA1 (N12288), Oklahoma City, OK, Minor damage. Lost directional control during aborted high speed taxi. Ran off runway and slid sideways tipping onto left wing. - [Accident 19840308008319A](https://openairdocs.org/incident/19840308008319A), Mar 8, 1984: Lkheed VEGA1 (N12288), Yukon, OK, Substantial damage. Lost control of tail wheel aircraft during a practice landing. Ground looped. Overinflated main struts a factor. - [Incident 19840204010149I](https://openairdocs.org/incident/19840204010149I), Feb 4, 1984: Lkheed VEGA1 (N12288), Norman, OK, Minor damage. Lost control taxiing in a gusty surface wind. Left the taxiway. Nosed up as power was applied to return to taxiway. - [Accident 19760729021279A](https://openairdocs.org/incident/19760729021279A), Jul 29, 1976: Grumav G164 (N651Y), Minter City, MS, Substantial damage. Lycoming eng model R680 installed. ## Service difficulty reports (536, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR 2024F00243](https://openairdocs.org/sdr/2024F00243), Sep 10, 2024: FUEL CAP. INSTALLED. PILOT DEPARTED WITH WATER IN FUEL; DUE TO FUEL TANK CAP IMPROPERLY SECURED, AND HEAVY RAIN - [SDR 2024F00194](https://openairdocs.org/sdr/2024F00194), Aug 2, 2024: EXHAUST VALVE. NONE. PILOT REPORTED: NORMAL: WEIGHT AND BALANCE CHECK, PREFLIGHT, FUELING (35 FRNT 35 CTR 05 REAR) PAX LOADING/BRIEFING, TAXI FOR SE DEPART, AND RUN UP. PREFLIGHT CH - [SDR 2023F00013](https://openairdocs.org/sdr/2023F00013), Jan 3, 2023: OIL COOLER. MISMANUFACTURED. AFTER REPLACEMENT OF ENGINE OIL COOLER, OIL TEMPERATURE WOULD NOT RISE TO OPERATING TEMPERATURE. DISCOVERED REPLACEMENT COOLER WAS MANUFACTURED INCORRECTLY WITH - [SDR 2021FA0000134](https://openairdocs.org/sdr/2021FA0000134), Apr 20, 2021: SPAR. DAMAGED. DURING THE ANNUAL INSPECTION A DISCREPANCY WAS MADE TO PULL OFF GROSS WEIGHT KIT RIGHT WING TO REMOVE WING STRAP OVER SPAR DUE TO A GAP AT ONE OF THE TAPPERED E - [SDR ERHA20190805144](https://openairdocs.org/sdr/ERHA20190805144), Jul 24, 2019: MOUNT BRACKET. DEFORMED. MOUNT BRACKET HAS ELONGATION OF ALL ATTACHMENT HOLES. AND EXHIBITS CORROSION. - [SDR 2020F00364](https://openairdocs.org/sdr/2020F00364), Jul 19, 2019: TIE ROD. FAILED. FORWARD LT LOWER TIE-ROD (FLYING WIRE) WIRE-PULL ATTACHMENT FAILED. THE AFT RT UPPER TIE-ROD (FLYING WIRE) WIRE-PULL ATTACHMENT FAILED. THE AIRCRAFT'S RIGIDITY - [SDR ERHA2019F00038](https://openairdocs.org/sdr/ERHA2019F00038), Sep 1, 2018: CYLINDER HEAD. SEPARATED. THE CYLINDER HEAD SEPARATED FROM THE BARREL ON CYLINDER NR 9. - [SDR ERHA09022106](https://openairdocs.org/sdr/ERHA09022106), Aug 31, 2016: CYLINDER HEAD. SEPARATED. NR 1 CYLINDER HEAD SEPARATION, PRECAUTIONARY LANDING RESULTING IN NO OTHER DAMAGE. - [SDR CA160308007](https://openairdocs.org/sdr/CA160308007), Mar 4, 2016: FITTING. CORRODED. (CAN) LEFT UPPER FLOAT FITTING FOUND CORRODED. NEW PART FITTED TO AIRCRAFT. - [SDR CA160219011](https://openairdocs.org/sdr/CA160219011), Feb 16, 2016: BLOCK. LOOSE. (CAN) ALTERNATOR FAIL DISCOVERED IN FLIGHT, UPON FURTHER INVESTIGATION OF THE PART, THE ALTERNATOR TERMINAL BLOCK WAS FOUND LOOSE CAUSING A SHORT INTERNALLY. - [SDR CA160219010](https://openairdocs.org/sdr/CA160219010), Feb 13, 2016: WIRE. CHAFED. (CAN) WIRING COMING OUT OF CASING TO ALTERNATOR TERMINAL BLOCK CHAFFED, CAUSING A SHORT. - [SDR CA160119020](https://openairdocs.org/sdr/CA160119020), Jan 8, 2016: TORQUE TUBE. CRACKED. (CAN) AFTER WATER LANDING PILOT EXPERIENCED LOSS OF WATER RUDDER STEERING CONTROL. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND THE TORQUE TUBE WHICH CONTROLS T - [SDR CA151217008](https://openairdocs.org/sdr/CA151217008), Dec 15, 2015: FRAME. FAILED. (CAN) THE "BIRD CAGE" TUBING WAS ULTRASONICALLY TESTED. FAILURE IN 7 AREAS. - [SDR CA151214017](https://openairdocs.org/sdr/CA151214017), Dec 9, 2015: PUMP. LOW PRESSURE. (CAN) ENGINE DRIVEN FUEL PUMP FAILURE IN FLIGHT. LOW PRESSURE WARNING LIGHT ACTIVATED. PILOT ACTIVATED MANUAL FUEL PUMP. - [SDR CA151013014](https://openairdocs.org/sdr/CA151013014), Oct 8, 2015: MAIN BEARING. FAILED. (CAN) UNKNOWN TYPE OF METAL FOUND IN THE OIL FILTER SCREEN. ENGINE SENT FOR OVERHAUL. REAR MAIN BEARING FAILED. - [SDR RI9A20150825002](https://openairdocs.org/sdr/RI9A20150825002), Aug 21, 2015: CYLINDER. FAILED. ROUGHNESS FELT DURING FLIGHT COMING FROM THE ENG. NR 2 CYLINDER FAILED. - [SDR 2015FA0000363](https://openairdocs.org/sdr/2015FA0000363), Aug 4, 2015: CYLINDER. SPLIT. ON AN EMPTY FLIGHT RETURNING TO BASE, APPROXIMATELY 20 MINUTES OUT OF DESTINATION AT 1500' THE ENGINE SUDDENLY BEGAN RUNNING ROUGH. THE PILOT AFTER CHECKING FUE - [SDR CA150904009](https://openairdocs.org/sdr/CA150904009), May 27, 2015: CONTROL CABLE. FAILED. (CAN) THE PROP GOVERNOR CONTROL CABLE CLAMPS ARE SLIPPING ON ENGINE MOUNT OVER TIME CREATING A SLIGHT DECREASE IN TAKE OFF RPM. - [SDR CA150520011](https://openairdocs.org/sdr/CA150520011), May 15, 2015: DRIVE GEAR. FAILED. (CAN) DURING THE SECOND GROUND RUN ON AN O/H ENGINE, THE ENGINEER SELECTED RT MAGNETO, THE ENGINE RPM DECAYED, AND WAS FOLLOWED BY A LOUD BACKFIRE. THE ENGINEER - [SDR CA150520012](https://openairdocs.org/sdr/CA150520012), May 5, 2015: CYLINDER HEAD. CRACKED. (CAN) CYLINDER HEAD CRACK AND SUBSEQUENT PARTIAL SEPARATION. - [SDR CA150526009](https://openairdocs.org/sdr/CA150526009), Apr 29, 2015: SHAFT. CRACKED. (CAN) THE THROTTLE LAY SHAFT ASSEMBLY MUST HAVE CORRECTED FROM THE INSIDE OUT & CAUSED STRESS CRACKS TO APPEAR IN THE SHAFT. IF THIS HAD CONTINUED UNATTENDED IT - [SDR CA150417013](https://openairdocs.org/sdr/CA150417013), Apr 15, 2015: CONTROL ARM. BACKED OUT. (CAN) THE ROLL PIN ATTACHING THE CARBURETOR MIXTURE CONTROL ARM TO THE ASSY WAS ABLE TO BACK OUT FAR ENOUGH TO MAKE CONTACT WITH THE MIXTURE STOP. NO SECONDARY - [SDR CA150327018](https://openairdocs.org/sdr/CA150327018), Mar 27, 2015: BRACKET. CRACKED. (CAN) THE FORWARD MOST ELEVATOR STOP BRACKET IS INSTALLED ON THE LEFT, LOWER, LONGITUDINAL RUNNING TUBE OF THE FORWARD FUSELAGE FRAME STRUCTURE. UPON REMOVING C - [SDR CA150211008](https://openairdocs.org/sdr/CA150211008), Feb 10, 2015: GUIDE. BROKEN. (CAN) DURING AN INSPECTION FOR METAL CONTAMINATION FOUND AT A SCHEDULED INSPECTION, THE NR 8 CYLINDER EXHAUST VALVE GUIDE WAS FOUND TO HAVE COME LOOSE AND WAS B - [SDR CA141205009](https://openairdocs.org/sdr/CA141205009), Dec 2, 2014: FUEL TANK. CRACKED. (CAN) DURING ROUTINE MAINTENANCE, A FUEL LEAK WAS NOTICED FROM THE FORWARD FUEL BAY AREA. UPON FURTHER INVESTIGATION, IT WAS FOUND THAT AT SOME POINT A FIRE HAD - [SDR CA141120011](https://openairdocs.org/sdr/CA141120011), Oct 27, 2014: BOLT. BROKEN. (CAN) FIN SPAR RT MAIN ATTACH BOLT WAS FOUND TO BE BROKEN OFF. HEAD OF BOLT WAS STILL IN ATTACH FITTING NUT AND LOWER PORTION OF BOLT WERE MISSING, BOTH BOLTS R - [SDR CA140930004](https://openairdocs.org/sdr/CA140930004), Sep 26, 2014: VOLT REGULATOR. OVERHEATED. (CAN) IMMEDIATELY AFTER DEPARTING A STRONG BURNING ODOR WAS NOTICED IN THE AIRCRAFT. AIRCRAFT RETURNED TO BASE, WHERE MAINTENANCE DETERMINED THAT A RESISTER WIT - [SDR CA140918016](https://openairdocs.org/sdr/CA140918016), Sep 15, 2014: LIFT STRUT. CRACKED. (CAN) DURING A SCHEDULED 100 HOUR INSPECTION, THE RT WING STRUT LOWER FITTING WAS FOUND CRACKED. THE LIFT STRUT WAS REPLACED WITH A SERVICEABLE STRUT TO RECTIFY - [SDR CA140916005](https://openairdocs.org/sdr/CA140916005), Aug 24, 2014: SHAFT. CORRODED. (CAN) STEEL LAY SHAFT CORRODED FROM INSIDE OUT AND TORSION OF THROTTLE CONTROL ARMS CRACKED SHAFT. - [SDR CA141001001](https://openairdocs.org/sdr/CA141001001), Aug 12, 2014: CONNECTING ROD. FAILED. (CAN) DURING CRUISE, THE ENGINE HAD HIGH VIBRATIONS FOR COUPLE OF SECONDS AND THEN THE ENGINE STOPS SUDDENLY. THE PILOT DID AN EMERGENCY LANDING. THE AME`S FOUN - [SDR 2014F00137](https://openairdocs.org/sdr/2014F00137), Jul 21, 2014: STUD. FAILED. THREE MINUTES AFTER TAKEOFF, THE PILOT EXPERIENCED A LOSS OF POWER AND SLIGHT OIL ON THE WINDSHIELD IN HIS FLOAT EQUIPED ACFT. RETURNED TO THE WATER TAKEOFF ARE - [SDR CA140403005](https://openairdocs.org/sdr/CA140403005), Mar 31, 2014: MOUNT. CRACKED. (CAN) DURING THE REMOVAL OF THE LT ENGINE IS WAS NOTICED THAT THE ENGINE MOUNT WAS CRACKED IN THE "RING" AT THE 11 O`CLOCK POSITION. THE CRACK WAS FOUND TO GO A - [SDR CA140303021](https://openairdocs.org/sdr/CA140303021), Mar 3, 2014: RIB. CRACKED. (CAN) DURING DISASSEMBLY TO REPAIR A WING DUE TO EARLIER DAMAGE, THE RIB AT 136.5 WAS FOUND CRACKED AT THE TOP FLANGE. THE RIB WAS CRACKED IN AN AREA OF THE WIN - [SDR CA141030008](https://openairdocs.org/sdr/CA141030008), Feb 25, 2014: FRAME. CORRODED. (CAN) DURING MODIFICATION TO THE FWD FUSELAGE FRAME "BIRDCAGE" IAW STC SA97-88, A LOT OF CORROSION HAS BEEN VISUALLY DISCOVERED ON THE LOWER TUBES. IT HAS BEEN - [SDR CA140211013](https://openairdocs.org/sdr/CA140211013), Feb 7, 2014: COTTER PIN. FAILED. (CAN) COTTER PIN HOLDING NUT ON TO GEAR DRIVE FAILED. - [SDR CA140113013](https://openairdocs.org/sdr/CA140113013), Jan 10, 2014: TUBE. CRACKED. (CAN) DURING A SCHEDULED 100 HR INSPECTION, THE FORWARD LT DIAGONAL TUBE OF THE FWD TUBULAR STRUCTURE WAS FOUND CRACKED DUE TO INTERNAL CORROSION. THE DAMAGED T - [SDR CA131213012](https://openairdocs.org/sdr/CA131213012), Dec 13, 2013: CYLINDER HEAD. CRACKED. (CAN) DURING AN ANNUAL INSPECTION, NR 6 CYLINDER HEAD WAS FOUND CRACKED BETWEEN THE INTAKE AND EXHAUST VALVES. THE CYLINDER ASSY WAS R & R WITH AN O/H CYLINDER - [SDR CA131108005](https://openairdocs.org/sdr/CA131108005), Nov 8, 2013: MOUNT. CRACKED. (CAN) VISUAL INSPECTION OF LT AND RT LOWER ENGINE MOUNT CLUSTERS SHOWS INDICATION OF CRACKS ALONG WELDS AT THE JUNCTION OF NR 37 & NR 36 TUBING WELD ASSEMBLIES - [SDR CA131108006](https://openairdocs.org/sdr/CA131108006), Nov 8, 2013: MOUNT. CRACKED. (CAN) VISUAL INSPECTION OF LT LOWER ENGINE MOUNT CLUSTER, AFT OF THE FIREWALL, SHOWED INDICATIONS OF POSSIBLE CRACKS ALONG THE WELDS IN THE JUNCTION OF 36 &37 T - [SDR CA131108007](https://openairdocs.org/sdr/CA131108007), Nov 8, 2013: MOUNT. CRACKED. (CAN) NDT MAG PARTICLE INSPECTION OF LT AND RT LOWER ENGINE MOUNT CLUSTERS SHOWED INDICATIONS OF CRACKS ALONG WELDS AT THE JUCTION OF NR 36 & 37 TUBING WELD ASS - [SDR CA131016001](https://openairdocs.org/sdr/CA131016001), Oct 10, 2013: SEAT. WORN. (CAN) EXCESSIVE WEAR OF EXHAUST SEAT WAS NOTED IN 109 HRS OF TOTAL OPERATION. THE VALVE WAS ADJUSTED TWICE IN THE SPAN OF OPERATION BEFORE THE CYLINDER ASSY WAS - [SDR CA131004002](https://openairdocs.org/sdr/CA131004002), Sep 26, 2013: CONTROL CABLE. SEPARATED. (CAN) CURSORY/ROUTINE INSP IN THE AFT FUSELAGE REVEALED A NON-STANDARD, RUDDER TRIM CABLE. AFT RUDDER TRIM CABLE WAS FOUND, SPLICED WITH NICOPRESS SLEEVES AND T - [SDR CA130916002](https://openairdocs.org/sdr/CA130916002), Sep 13, 2013: CYLINDER HEAD. CRACKED. (CAN) CYLINDER HEAD FOUND CRACKED 1.5" ABOVE THE HEAD AND BARREL JOINING POINT. - [SDR CA130821002](https://openairdocs.org/sdr/CA130821002), Aug 19, 2013: BRACKET. CRACKED. (CAN) PILOT NOTICED WINDSHIELD MOVING, CONTACTED MAINTENANCE AND AFTER INSPECTION FOUND WINDSHIELD BRACKET CRACKED. - [SDR CA130815002](https://openairdocs.org/sdr/CA130815002), Aug 15, 2013: LINK. FAILED. (CAN) DURING PRE-FLIGHT/COCKPIT CHECK, PILOT NOTICE THAT THE CONTROL COLUMN WAS NOT AS FAVOR TO TRAVEL AS IS NORMAL. MAINTENANCE CALLED TO INVESTIGATE INSPECTIO - [SDR CA130815015](https://openairdocs.org/sdr/CA130815015), Aug 15, 2013: FITTING. CRACKED. (CAN) DURING A SCHEDULED 100 HR INSPECTION, THE RT FWD FLOAT FITTING, PN 58S926R WAS FOUND BADLY CORRODED AND CRACKED AT BOTH LOWER ATTACHMENT HOLES. THE FLOAT - [SDR CA130820008](https://openairdocs.org/sdr/CA130820008), Aug 15, 2013: EXHAUST VALVE. LEAKING. (CAN) DURING A SCHEDULED INSPECTION, THE CYLINDER LEAK CHECK SHOWED 0/80 ON CYLINDER NR 3. INVESTIGATION FOUND THAT THE EXHAUST VALVE WAS BEING HELD OPEN. FURTH - [SDR JKGC2013080701](https://openairdocs.org/sdr/JKGC2013080701), Aug 5, 2013: OIL SYSTEM. UNKNOWN. ENGINE OIL TEMPERATURE RISING AND ENGINE OIL PRESSURE DROPPING. - [SDR CA130718003](https://openairdocs.org/sdr/CA130718003), Jul 9, 2013: G SWITCH. FAILED. (CAN) ELT G-SWITCH FAILED TO OPERATE DURING FUNCTION CHECK. G-SWITCH REPLACED. - [SDR CA130717007](https://openairdocs.org/sdr/CA130717007), Jul 8, 2013: ROD. BROKEN. (CAN) PILOT REPORTED HEARING A POP WHEN SETTING HIS ELEVATOR TRIM FOR CRUISE AND THEN CONTROL COLUMN VIBRATING. THE PILOT THEN CONTACT MAINTENANCE OF THE SITUAT All 536: https://openairdocs.org/engine/pratt-whitney-r-985-an-14b/reports.md --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.