# Continental GTSI0-520-F-K - Type: Engine model (FAA registry) - Registry code: 17031 - Manufacturer (registry): CONT MOTOR - Model: GTSI0-520-F-K - Engine type: Reciprocating - Power: 435 hp - Installed in: 169 registered aircraft - Page: https://openairdocs.org/engine/continental-gtsi0-520-f-k 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 (169, first 50) - [N100L](https://openairdocs.org/aircraft/N100L): [Cozumel Leasing LLC](https://openairdocs.org/faa-owner/COZUMEL%20LEASING%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1977, S/N 421C0313 - [N104WM](https://openairdocs.org/aircraft/N104WM): [Hamilton Aviation LLC](https://openairdocs.org/faa-owner/HAMILTON%20AVIATION%20LLC), [Morehead, KY](https://openairdocs.org/faa-place/KY/Morehead), built 1975, S/N 421B0964 - [N10FF](https://openairdocs.org/aircraft/N10FF): [Valiair Lc Co Trustee](https://openairdocs.org/faa-owner/VALIAIR%20LC%20CO%20TRUSTEE), [Casper, WY](https://openairdocs.org/faa-place/WY/Casper), built 1976, S/N 421C0082 - [N1206K](https://openairdocs.org/aircraft/N1206K): [Onuzo Chika N](https://openairdocs.org/faa-owner/ONUZO%20CHIKA%20N), [Fayetteville, GA](https://openairdocs.org/faa-place/GA/Fayetteville), S/N 421C1804 - [N123NP](https://openairdocs.org/aircraft/N123NP): [Tralo Aviation LLC](https://openairdocs.org/faa-owner/TRALO%20AVIATION%20LLC), [Owatonna, MN](https://openairdocs.org/faa-place/MN/Owatonna), built 1977, S/N 421C0402 - [N12CR](https://openairdocs.org/aircraft/N12CR): [Trudnak Michael W](https://openairdocs.org/faa-owner/TRUDNAK%20MICHAEL%20W), [Mansfield Center, CT](https://openairdocs.org/faa-place/CT/Mansfield%20Center), built 1977, S/N 421C0279 - [N138JG](https://openairdocs.org/aircraft/N138JG): [Cloud Cruisers LLC](https://openairdocs.org/faa-owner/CLOUD%20CRUISERS%20LLC), [Falls Of Rough, KY](https://openairdocs.org/faa-place/KY/Falls%20Of%20Rough), built 1975, S/N 421B0952 - [N13MF](https://openairdocs.org/aircraft/N13MF): [Aeromedicos Gb Inc](https://openairdocs.org/faa-owner/AEROMEDICOS%20GB%20INC), [Miami, FL](https://openairdocs.org/faa-place/FL/Miami), built 1972, S/N 421B0253, Non-citizen corporation, flight hours not reported - [N141GL](https://openairdocs.org/aircraft/N141GL): [Spring Branch Water Well Service W Texas Div Inc](https://openairdocs.org/faa-owner/SPRING%20BRANCH%20WATER%20WELL%20SERVICE%20W%20TEXAS%20DIV%20INC), [Fort Stockton, TX](https://openairdocs.org/faa-place/TX/Fort%20Stockton), built 1979, S/N 421C0628 - [N143EL](https://openairdocs.org/aircraft/N143EL): [Premiere Aviation Inc](https://openairdocs.org/faa-owner/PREMIERE%20AVIATION%20INC), [Concord, CA](https://openairdocs.org/faa-place/CA/Concord), built 1979, S/N 421C0646 - [N14RT](https://openairdocs.org/aircraft/N14RT): [Sierra Ae LLC](https://openairdocs.org/faa-owner/SIERRA%20AE%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1974, S/N 421B0640 - [N166P](https://openairdocs.org/aircraft/N166P): [Froggatt Richard H](https://openairdocs.org/faa-owner/FROGGATT%20RICHARD%20H), [Sterling, MA](https://openairdocs.org/faa-place/MA/Sterling), built 1991, S/N CE-1560 - [N18433](https://openairdocs.org/aircraft/N18433): [J4 Aviation LLC](https://openairdocs.org/faa-owner/J4%20AVIATION%20LLC), [Lexington Park, MD](https://openairdocs.org/faa-place/MD/Lexington%20Park), built 1977, S/N TK23 - [N18TC](https://openairdocs.org/aircraft/N18TC): [Aviotti Inc](https://openairdocs.org/faa-owner/AVIOTTI%20INC), [Henderson, NV](https://openairdocs.org/faa-place/NV/Henderson), built 1978, S/N 421C0503 - [N1925G](https://openairdocs.org/aircraft/N1925G): [Efi Technology Inc](https://openairdocs.org/faa-owner/EFI%20TECHNOLOGY%20INC), [Cave Creek, AZ](https://openairdocs.org/faa-place/AZ/Cave%20Creek), built 1975, S/N 421B0826 - [N196FS](https://openairdocs.org/aircraft/N196FS): [Technical Education Services Inc](https://openairdocs.org/faa-owner/TECHNICAL%20EDUCATION%20SERVICES%20INC), [Virginia Beach, VA](https://openairdocs.org/faa-place/VA/Virginia%20Beach), built 1978, S/N 421C0501 - [N200TN](https://openairdocs.org/aircraft/N200TN): [I & V Aviation LLC](https://openairdocs.org/faa-owner/I%20%26%20V%20AVIATION%20LLC), [Missoula, MT](https://openairdocs.org/faa-place/MT/Missoula), built 1978, S/N 421C0444 - [N202DB](https://openairdocs.org/aircraft/N202DB): [Clipper Air LLC](https://openairdocs.org/faa-owner/CLIPPER%20AIR%20LLC), [Cresson, TX](https://openairdocs.org/faa-place/TX/Cresson), built 1978, S/N 421C0488 - [N234WW](https://openairdocs.org/aircraft/N234WW): [Mcadams James P](https://openairdocs.org/faa-owner/MCADAMS%20JAMES%20P), [Valley View, TX](https://openairdocs.org/faa-place/TX/Valley%20View), built 1979, S/N CE-878 - [N237SM](https://openairdocs.org/aircraft/N237SM): [Western Rivers Aircraft LLC](https://openairdocs.org/faa-owner/WESTERN%20RIVERS%20AIRCRAFT%20LLC), [Paducah, KY](https://openairdocs.org/faa-place/KY/Paducah), built 1976, S/N 421C0237 - [N238FA](https://openairdocs.org/aircraft/N238FA): [Letourmeau University](https://openairdocs.org/faa-owner/LETOURMEAU%20UNIVERSITY), [Longview, TX](https://openairdocs.org/faa-place/TX/Longview), built 1972, S/N 421B0238 - [N239SE](https://openairdocs.org/aircraft/N239SE): [Riley Charles Sweeney](https://openairdocs.org/faa-owner/RILEY%20CHARLES%20SWEENEY), [Highlands Ranch, CO](https://openairdocs.org/faa-place/CO/Highlands%20Ranch), built 1972, S/N 421B0315 - [N245T](https://openairdocs.org/aircraft/N245T): [High Country Aero Ltd](https://openairdocs.org/faa-owner/HIGH%20COUNTRY%20AERO%20LTD), [Berthoud, CO](https://openairdocs.org/faa-place/CO/Berthoud), S/N 421C1104 - [N251JL](https://openairdocs.org/aircraft/N251JL): [Golden Eagle 421 LLC](https://openairdocs.org/faa-owner/GOLDEN%20EAGLE%20421%20LLC), [Alsip, IL](https://openairdocs.org/faa-place/IL/Alsip), built 1977, S/N 421C0311 - [N268JB](https://openairdocs.org/aircraft/N268JB): [In Tune Entertainment Inc](https://openairdocs.org/faa-owner/IN%20TUNE%20ENTERTAINMENT%20INC), [Scottsdale, AZ](https://openairdocs.org/faa-place/AZ/Scottsdale), built 1980, S/N 421C0866 - [N26GD](https://openairdocs.org/aircraft/N26GD): [Gragert Richard Trustee](https://openairdocs.org/faa-owner/GRAGERT%20RICHARD%20TRUSTEE), [Katy, TX](https://openairdocs.org/faa-place/TX/Katy), built 1978, S/N 421C0448 - [N2JA](https://openairdocs.org/aircraft/N2JA): [Jadair International Inc](https://openairdocs.org/faa-owner/JADAIR%20INTERNATIONAL%20INC), [Port Washington, WI](https://openairdocs.org/faa-place/WI/Port%20Washington), built 1976, S/N 421C0154 - [N300BR](https://openairdocs.org/aircraft/N300BR): [Mach Tuck Aero Group LLC](https://openairdocs.org/faa-owner/MACH%20TUCK%20AERO%20GROUP%20LLC), [Elkhorn, NE](https://openairdocs.org/faa-place/NE/Elkhorn), S/N 421C0453 - [N307FM](https://openairdocs.org/aircraft/N307FM): [Norris Aviation LLC](https://openairdocs.org/faa-owner/NORRIS%20AVIATION%20LLC), [Mansfield, TX](https://openairdocs.org/faa-place/TX/Mansfield), built 1977, S/N 421C-0323 - [N30PT](https://openairdocs.org/aircraft/N30PT): [Gas Aviation LLC](https://openairdocs.org/faa-owner/GAS%20AVIATION%20LLC), [Decatur, TN](https://openairdocs.org/faa-place/TN/Decatur), built 1976, S/N 421C0157 - [N311BC](https://openairdocs.org/aircraft/N311BC): [311bc LLC](https://openairdocs.org/faa-owner/311BC%20LLC), [Channelview, TX](https://openairdocs.org/faa-place/TX/Channelview), built 1976, S/N 421C0132 - [N31C](https://openairdocs.org/aircraft/N31C): [Lg & Gs Holdings LLC](https://openairdocs.org/faa-owner/LG%20%26%20GS%20HOLDINGS%20LLC), [Middletown, DE](https://openairdocs.org/faa-place/DE/Middletown), S/N 421C0096 - [N31CU](https://openairdocs.org/aircraft/N31CU): [Lovaas Jean H Trustee](https://openairdocs.org/faa-owner/LOVAAS%20JEAN%20H%20TRUSTEE), [Crescent City, CA](https://openairdocs.org/faa-place/CA/Crescent%20City), built 1977, S/N 421C0341 - [N334N](https://openairdocs.org/aircraft/N334N): [Carter-Muthana Aero LLC](https://openairdocs.org/faa-owner/CARTER-MUTHANA%20AERO%20LLC), [Bakersfield, CA](https://openairdocs.org/faa-place/CA/Bakersfield), built 1978, S/N 421C0458 - [N3377Q](https://openairdocs.org/aircraft/N3377Q): [Mendez Jr Leo](https://openairdocs.org/faa-owner/MENDEZ%20JR%20LEO), [Corpus Christi, TX](https://openairdocs.org/faa-place/TX/Corpus%20Christi), S/N 421B0261 - [N365F](https://openairdocs.org/aircraft/N365F): [Dci Air LLC](https://openairdocs.org/faa-owner/DCI%20AIR%20LLC), [Dodge City, KS](https://openairdocs.org/faa-place/KS/Dodge%20City), built 1980, S/N 421C0854 - [N369RK](https://openairdocs.org/aircraft/N369RK): [Krum Force 1 LLC](https://openairdocs.org/faa-owner/KRUM%20FORCE%201%20LLC), [Wichita, KS](https://openairdocs.org/faa-place/KS/Wichita), built 1976, S/N 421C0072 - [N37127](https://openairdocs.org/aircraft/N37127): [Richland Aviation Inc](https://openairdocs.org/faa-owner/RICHLAND%20AVIATION%20INC), [Sidney, MT](https://openairdocs.org/faa-place/MT/Sidney), built 1977, S/N 404-0114 - [N37404](https://openairdocs.org/aircraft/N37404): [Bear Giant LLC](https://openairdocs.org/faa-owner/BEAR%20GIANT%20LLC), [Eden Prairie, MN](https://openairdocs.org/faa-place/MN/Eden%20Prairie), built 1977, S/N 421C0339 - [N37417](https://openairdocs.org/aircraft/N37417): S/N 421C0344 - [N37475](https://openairdocs.org/aircraft/N37475): [N37475 Management LLC](https://openairdocs.org/faa-owner/N37475%20MANAGEMENT%20LLC), [Las Vegas, NV](https://openairdocs.org/faa-place/NV/Las%20Vegas), built 1977, S/N 421C0412 - [N377JM](https://openairdocs.org/aircraft/N377JM): [Sanchez Joshua A](https://openairdocs.org/faa-owner/SANCHEZ%20JOSHUA%20A), [Bosque, NM](https://openairdocs.org/faa-place/NM/Bosque), built 1976, S/N 421C0221 - [N3908C](https://openairdocs.org/aircraft/N3908C): [Mccreery Aviation Co Inc](https://openairdocs.org/faa-owner/MCCREERY%20AVIATION%20CO%20INC), [Mcallen, TX](https://openairdocs.org/faa-place/TX/Mcallen), built 1976, S/N 421C0136 - [N3922C](https://openairdocs.org/aircraft/N3922C): [N3922c LLC](https://openairdocs.org/faa-owner/N3922C%20LLC), [Dover, DE](https://openairdocs.org/faa-place/DE/Dover), built 1977, S/N 421C0419 - [N3923C](https://openairdocs.org/aircraft/N3923C): [Swope Aviation LLC](https://openairdocs.org/faa-owner/SWOPE%20AVIATION%20LLC), [Elizabethtown, KY](https://openairdocs.org/faa-place/KY/Elizabethtown), built 1976, S/N 421C0147 - [N3968G](https://openairdocs.org/aircraft/N3968G): [Watkins Aviation LLC](https://openairdocs.org/faa-owner/WATKINS%20AVIATION%20LLC), [Golden Valley, MN](https://openairdocs.org/faa-place/MN/Golden%20Valley), built 1977, S/N 421C0422 - [N400CE](https://openairdocs.org/aircraft/N400CE): [Mcmurray Bradley Thomas](https://openairdocs.org/faa-owner/MCMURRAY%20BRADLEY%20THOMAS), [Advance, NC](https://openairdocs.org/faa-place/NC/Advance), built 1975, S/N 421B0930 - [N414C](https://openairdocs.org/aircraft/N414C): [United Trading Unlimited LLC](https://openairdocs.org/faa-owner/UNITED%20TRADING%20UNLIMITED%20LLC), [Princeton, NJ](https://openairdocs.org/faa-place/NJ/Princeton), S/N 12021 - [N4162G](https://openairdocs.org/aircraft/N4162G): [Willman Loren](https://openairdocs.org/faa-owner/WILLMAN%20LOREN), [Nevada City, CA](https://openairdocs.org/faa-place/CA/Nevada%20City), S/N 421C0426 - [N41PB](https://openairdocs.org/aircraft/N41PB): [Crestview Residential Properties LLC](https://openairdocs.org/faa-owner/CRESTVIEW%20RESIDENTIAL%20PROPERTIES%20LLC), [Laurinburg, NC](https://openairdocs.org/faa-place/NC/Laurinburg), built 1974, S/N 421B-0845 All 169: https://openairdocs.org/engine/continental-gtsi0-520-f-k/aircraft.md ## NTSB investigations (65, newest 50) 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 CEN24FA228](https://openairdocs.org/ntsb/CEN24FA228), Jun 17, 2024: Cessna 421 (N245T), Steamboat Springs, CO, destroyed, 2 fatal. Probable cause: The pilot’s failure to maintain sufficient airspeed following a loss of engine power, which resulted in an inadvertent aerodynamic stall/spin at low altitude. - [NTSB GAA24WA039](https://openairdocs.org/ntsb/GAA24WA039), Nov 24, 2023: Cessna 402B (N76MD), Panama City, Panama, destroyed, 1 fatal - [NTSB CEN22LA202](https://openairdocs.org/ntsb/CEN22LA202), May 15, 2022: Cessna 421C (N619AC), Monroe, LA, substantial damage. Probable cause: The failure of the maintenance personnel to properly reinstall the elevator trim tab hardware, which resulted in an in-flight separation of the elevator. - [NTSB ERA21LA134](https://openairdocs.org/ntsb/ERA21LA134), Feb 22, 2021: Cessna 421 (N84HA), St. Marys, PA, substantial damage. Probable cause: The pilot’s decision to continue the approach to a snow-covered runway in low-visibility conditions with limited ability to visually differentiate the left runway edge from the snow berm that ran… - [NTSB ERA21LA098](https://openairdocs.org/ntsb/ERA21LA098), Jan 10, 2021: Cessna 421B (N421DP), Old Bethpage, NY, substantial damage. Probable cause: The pilot’s inadequate preflight fuel planning, which resulted in a total loss of engine power due to fuel exhaustion and a forced landing. - [NTSB ERA20LA011](https://openairdocs.org/ntsb/ERA20LA011), Oct 4, 2019: Piper PA46 (N4385K), Harrisburg, PA, substantial damage. Probable cause: A total loss of engine power for reasons that could not be determined following a successful engine run. - [NTSB GAA19CA143](https://openairdocs.org/ntsb/GAA19CA143), Feb 10, 2019: Cessna 421 (N581CJ), Woodruff, WI, substantial damage. Probable cause: The pilot's failure to maintain to directional control during takeoff from a snow-covered runway with a right, quartering tailwind, which resulted in a runway excursion and impact with a snowbank. - [NTSB CEN18LA146](https://openairdocs.org/ntsb/CEN18LA146), Apr 24, 2018: Cessna T303 (N9746C), Pine Ridge, SD, substantial damage. Probable cause: The airplane’s inadvertent encounter with severe icing conditions during descent, which resulted in structural icing, the pilot’s inability to maintain altitude, and an emergency landing.… - [NTSB ERA18LA033](https://openairdocs.org/ntsb/ERA18LA033), Nov 22, 2017: Cessna 421 (N421RX), Presque Isle, ME, substantial damage. Probable cause: The in-flight leakage of fuel from the fuel injection system's mixture shaft onto the hot turbocharger, which resulted in an in-flight fire, and the pilot's inability to see the runway due to reduced… - [NTSB CEN16LA201](https://openairdocs.org/ntsb/CEN16LA201), May 27, 2016: Cessna 402B (N76MD), Sioux Falls, SD, substantial damage. Probable cause: The failure of the No. 4 cylinder head, which resulted in an engine fire and subsequent damage to the wing structure. - [NTSB ERA16LA171](https://openairdocs.org/ntsb/ERA16LA171), Apr 26, 2016: Cessna 421 (N3372Q), Foley, AL, destroyed. Probable cause: The pilot's failure to obtain proper takeoff speed before breaking ground, which resulted in the airplane’s failure to gain altitude and a collision with trees and terrain. - [NTSB CEN16FA013](https://openairdocs.org/ntsb/CEN16FA013), Oct 14, 2015: Cessna 421B (N33FA), Hammond, LA, destroyed, 2 fatal. Probable cause: The loss of right engine power on takeoff due to maintenance personnel's failure to properly tighten the crankcase through-studs during cylinder replacement, which resulted in crankshaft fracture.… - [NTSB CEN15LA199](https://openairdocs.org/ntsb/CEN15LA199), Apr 17, 2015: Cessna 421B (N421PK), Diboll, TX, substantial damage. Probable cause: The total loss of engine power due to the use of an improper fuel type. Contributing to the accident were the servicing of the airplane with the improper fuel, noncompliance with an airworthiness… - [NTSB CEN13WA566](https://openairdocs.org/ntsb/CEN13WA566), Sep 24, 2013: Cessna 421 - C (N556MB), Colombier-Saugnieu, France, destroyed, 4 fatal - [NTSB WPR13FA234](https://openairdocs.org/ntsb/WPR13FA234), May 16, 2013: Cessna 421C (N421W), Floriston, CA, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain airplane control during descent while operating in instrument meteorological conditions. - [NTSB ERA12LA489](https://openairdocs.org/ntsb/ERA12LA489), Jul 28, 2012: Beech A36TC (N6672X), Fayetteville, NC, substantial damage. Probable cause: The pilot’s improper fuel planning, which resulted in a total loss of engine power due to fuel exhaustion. - [NTSB ERA11FA391](https://openairdocs.org/ntsb/ERA11FA391), Jul 9, 2011: Cessna 421C (N692TT), Demopolis, AL, substantial damage, 7 fatal. Probable cause: The pilot's failure to maintain airplane control during a single-engine approach and his failure to fly an appropriate traffic pattern for a single-engine landing. Contributing to the accident was a… - [NTSB CEN11FA201](https://openairdocs.org/ntsb/CEN11FA201), Feb 24, 2011: Cessna 421C (N3875C), Connersville, IN, substantial damage, 1 fatal. Probable cause: The pilot did not maintain control of the airplane while making a low-altitude turn during dark night conditions. - [NTSB CEN09CA343](https://openairdocs.org/ntsb/CEN09CA343), Jun 6, 2009: Cessna 404 (N37127), Englewood, CO, substantial damage. Probable cause: The failure of the landing gear to extend due to the failure of a hydraulic line. - [NTSB SEA06FA147](https://openairdocs.org/ntsb/SEA06FA147), Jan 25, 2006: Cessna 421C (N69KM), Carson, WA, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain aircraft control while maneuvering. Icing conditions, clouds and the pilot's continued flight into known adverse weather were factors. - [NTSB CHI05FA212](https://openairdocs.org/ntsb/CHI05FA212), Aug 5, 2005: Cessna 421C (N421KC), Wheeling, IL, destroyed. Probable cause: The pilot's improper in-flight decision to execute a go-around without raising the landing gear and raising the flaps to the full UP position, resulting in low airspeed and the airplane stalling.… - [NTSB ANC05LA026](https://openairdocs.org/ntsb/ANC05LA026), Feb 8, 2005: Cessna 411A (N258JM), Hollywood, FL, substantial damage. Probable cause: The failure of the right main landing gear locking mechanism during the landing roll, which resulted in the collapse of the right main landing gear. - [NTSB CHI05CA057](https://openairdocs.org/ntsb/CHI05CA057), Jan 19, 2005: Cessna 421C (N421HG), Muncie, IN, substantial damage. Probable cause: The inadequate flare and the directional control not maintained/obtained by the pilot. Contributing factors were the instrument meteorological conditions, the icing conditions, the limited visibility… - [NTSB DFW05LA045](https://openairdocs.org/ntsb/DFW05LA045), Dec 21, 2004: Cessna 421C (N369RK), Henderson, TX, substantial damage. Probable cause: The failure of the nose landing gear trunnion lug. A contributing factor was the non-compliance of the service bulletin by maintenance personnel. - [NTSB ANC03FA066](https://openairdocs.org/ntsb/ANC03FA066), Jul 4, 2003: Cessna 421C (N777DX), Sitka, AK, destroyed, 5 fatal. Probable cause: The pilot's failure to follow IFR procedures by not following the published approach procedures, which resulted in an in-flight collision with terrain. Factors contributing to the accident were a low… - [NTSB FTW03FA055](https://openairdocs.org/ntsb/FTW03FA055), Dec 4, 2002: Cessna 421C (N3855C), Tajique, NM, destroyed, 1 fatal. Probable cause: The pilot's failure to maintain terrain clearance. Factors contributing to the accident were the high mountains, mountain obscuration, the dark night condition, and the pilot's improper in-flight… - [NTSB MIA02LA089](https://openairdocs.org/ntsb/MIA02LA089), Apr 25, 2002: Cessna 421C (N237SM), Tampa, FL, substantial damage. Probable cause: the fracture of the landing gear upper barrel due to fatigue cracking, caused by improper machining after the barrel was assembled during the manufacturing process, resulting in damage to the… - [NTSB SEA02LA046](https://openairdocs.org/ntsb/SEA02LA046), Mar 2, 2002: Cessna 421C (N421DG), Hailey, ID, substantial damage. Probable cause: Water contamination within the aircraft's landing gear hydraulic line(s) which froze and blocked the line(s) preventing extension of the right main gear. A factor was the below freezing environmental… - [NTSB DEN00LA026](https://openairdocs.org/ntsb/DEN00LA026), Dec 11, 1999: Cessna 421C (N3912C), Gillette, WY, substantial damage. Probable cause: The collision with a deer on the runway during a night landing. A factor was the dark night. - [NTSB CHI98LA283](https://openairdocs.org/ntsb/CHI98LA283), Jul 29, 1998: Aero Commander 685 (N414C), Middleton, WI, substantial damage. Probable cause: The fuel starvation of the aircraft in addition to the improper aircraft preflight and premature gear extension by the pilot-in-command. The blocked fuel vent system is a contributing factor. - [NTSB SEA97LA058](https://openairdocs.org/ntsb/SEA97LA058), Feb 6, 1997: Cessna 421C (N45MV), Cedar City, UT, substantial damage. Probable cause: water contamination in the hydraulic system, which froze in the (right) main gear hydraulic actuator, and restricted movement of the (right) main gear retraction and extension system. - [NTSB CHI96LA266](https://openairdocs.org/ntsb/CHI96LA266), Aug 3, 1996: Cessna 404 (N8919G), Benton Harbor, MI, destroyed. Probable cause: the pilot's delay in initiating a go-around after not attaining the proper touchdown point during the landing, and his failure to remain clear of obstructions (trees) during the go-around. Factors… - [NTSB SEA96LA127](https://openairdocs.org/ntsb/SEA96LA127), Jun 14, 1996: Piper PA-34-200T (N67SA), Aurora, OR, substantial damage. Probable cause: inadvertent retraction of the landing gear by the pilot during landing. - [NTSB MIA95LA002](https://openairdocs.org/ntsb/MIA95LA002), Oct 3, 1994: Cessna 421B (N701AM), Stuart, FL, substantial damage. Probable cause: THE IMPROPER RIGGING OF THE LANDING GEAR SAFETY SQUAT SWITCH BY OTHER MAINTENANCE PERSONNEL. CONTRIBUTING TO THE ACCIDENT WAS THE CONTAMINATION OF THE GEAR SQUAT SWITCH WITH CORROSION AND WATER. - [NTSB CHI94LA250](https://openairdocs.org/ntsb/CHI94LA250), Jul 29, 1994: Cessna 421C (N819RA), Oshkosh, WI, substantial damage. Probable cause: the pilot-in-command's misjudging the flare and his failure to maintain airspeed. - [NTSB MIA94FA057](https://openairdocs.org/ntsb/MIA94FA057), Jan 21, 1994: Cessna 421C (N777BE), Titusville, FL, destroyed, 3 fatal. Probable cause: FAILURE OF THE PILOT-IN-COMMAND TO MAINTAIN VMC RESULTING IN THE INFLIGHT LOSS OF CONTROL. CONTRIBUTING TO THE ACCIDENT WAS THE FATIGUE FAILURE OF A SECTION OF PIPE ADJACENT TO A FLANGE WHICH… - [NTSB CHI94LA052](https://openairdocs.org/ntsb/CHI94LA052), Dec 17, 1993: Cessna 404 (N8919G), Big Rapids, MI, substantial damage. Probable cause: THE PILOT'S DESCENT BELOW THE MINIMUM DESCENT ALTITUDE. - [NTSB BFO93LA121](https://openairdocs.org/ntsb/BFO93LA121), Jul 12, 1993: Cessna 404 (N37167), Cincinnati, OH, substantial damage. Probable cause: THE FAILURE OF A NUMBER THREE ENGINE CYLINDER HOLD DOWN BOLT DUE TO FATIGUE. - [NTSB CHI93FA149](https://openairdocs.org/ntsb/CHI93FA149), Apr 29, 1993: Cessna 421B (N4939M), Valley Park, MO, destroyed, 2 fatal. Probable cause: IMPROPER PLANNING/DECISION BY THE PILOT, WHICH RESULTED IN FUEL EXHAUSTION, DUE TO AN INADEQUATE SUPPLY OF FUEL, AND THE PILOT'S FAILURE TO MAINTAIN CONTROL OF THE AIRPLANE DURING APPROACH TO AN… - [NTSB ATL92FA039](https://openairdocs.org/ntsb/ATL92FA039), Jan 13, 1992: Cessna 421C (N40JK), Atlantic Ocean (Atlantic Ocean), destroyed, 5 fatal. Probable cause: THE PILOT'S INADEQUATE WEATHER EVALUATION, AND HIS CONTINUED FLIGHT INTO KNOWN ADVERSE WEATHER CONDITIONS. FACTORS WERE: THE IMPROPER WEATHER BRIEFING BY A FLIGHT SERVICE STATION SPECIALIST, AND… - [NTSB CHI92LA046](https://openairdocs.org/ntsb/CHI92LA046), Dec 5, 1991: Cessna 421 (N777RA), Wheeling, IL, substantial damage. Probable cause: THE PILOT'S FAILURE TO MAINTAIN DIRECTIONAL CONTROL OF THE AIRPLANE DURING LANDING. A FACTOR CONTRIBUTING TO THE ACCIDENT WAS THE ICY RUNWAY. - [NTSB LAX92LA055](https://openairdocs.org/ntsb/LAX92LA055), Nov 29, 1991: Cessna 421B (N421DP), San Andreas, CA, substantial damage. Probable cause: THE PILOT'S INADEQUATE PREFLIGHT INSPECTION AND HIS FAILURE TO FOLLOW THE AIRPLANE'S CHECKLIST. A CONTRIBUTING FACTOR WAS THE DARK NIGHT CONDITION. - [NTSB MIA90LA056](https://openairdocs.org/ntsb/MIA90LA056), Jan 17, 1990: Cessna 404 (N335GP), Boca Raton, FL, substantial damage. Probable cause: LOSS OF POWER IN THE RIGHT ENGINE DUE TO A DISCONNECTED DUCT BETWEEN THE TURBOCHARGER AND THE PLENUM CHAMBER. THE REASON FOR THE LOSS OF POWER IN THE LEFT ENGINE WAS NOT DETERMINED. - [NTSB ATL88FA191](https://openairdocs.org/ntsb/ATL88FA191), Jun 9, 1988: Cessna 421B (N700SC), Knoxville, TN, destroyed, 1 fatal - [NTSB CHI86FA036](https://openairdocs.org/ntsb/CHI86FA036), Nov 29, 1985: Cessna 404 II (N167SA), Chicago, IL, substantial damage - [NTSB ATL85LA262](https://openairdocs.org/ntsb/ATL85LA262), Aug 28, 1985: Cessna 404 (N255CS), Huntington, WV, substantial damage - [NTSB ATL85FA221](https://openairdocs.org/ntsb/ATL85FA221), Jul 19, 1985: Cessna 421C (N5473G), Kennesaw, GA, destroyed, 1 fatal - [NTSB FTW85LQG01](https://openairdocs.org/ntsb/FTW85LQG01), Apr 19, 1985: Cessna 421B (N3380Q), Amarillo, TX, substantial damage - [NTSB NYC85FA097](https://openairdocs.org/ntsb/NYC85FA097), Apr 2, 1985: Cessna 421B (N5407J), Johnson City, NY, destroyed, 2 fatal - [NTSB CHI84LA064](https://openairdocs.org/ntsb/CHI84LA064), Dec 17, 1983: Cessna 421 (N7557Q), Harbor Springs, MI, substantial damage All 65: https://openairdocs.org/engine/continental-gtsi0-520-f-k/ntsb.md ## FAA accident and incident reports (199, newest 50) 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. - [Incident 20260322002239I](https://openairdocs.org/incident/20260322002239I), Mar 22, 2026: Cessna 421B (N104WM), Morehead, KY, Minor damage. On 03/22/2026, the aircraft was returning to home airport after a trip to Florida. The aircraft made a fuel stop in Georgia and all was normal. Upon landing at… - [Incident 20250830017059I](https://openairdocs.org/incident/20250830017059I), Aug 30, 2025: Cessna C421 (N421KG), Myrtle Beach, SC, Minor damage. Aircraft experienced a left main tire blowout while taxiing for departure. The aircraft veered left off the taxiway into the grassy median. The left main… - [Accident 20240712009419A](https://openairdocs.org/incident/20240712009419A), Jul 12, 2024: Cessna 421B (N5PJ), Columbia, MS, Substantial damage. The pilot lost control of the aircraft during taxi and departed the taxi way resulting in substantial damage. - [Accident 20240617008899A](https://openairdocs.org/incident/20240617008899A), Jun 17, 2024: Cessna 421C (N245T), Steamboat Sprin, CO, Destroyed, 2 fatal. On Monday June 17th, 2024, at 16:23 MDT twin Cessna 421C crashed into a residential neighborhood while attempting to land at Steamboat Springs/bob Adams field… - [Incident 20240320002169I](https://openairdocs.org/incident/20240320002169I), Mar 20, 2024: Cessna 421C (N7135G), Atchison, KS, Minor damage. Aircraft took off from kfsk (ft. scott) and flew to K59 (Atchison, KS). Upon landing wind caused the aircrafts right wing to shift downward causing the right… - [Accident 20220515007069A](https://openairdocs.org/incident/20220515007069A), May 15, 2022: Cessna 421C (N619AC), Monroe, LA, Substantial damage. The aircraft departed kbqp on 05/15/2022 at 1315 CDT. Immediately after takeoff a loud pop was heard and a violent oscillation of the control yoke began. The… - [Incident 20210517009819I](https://openairdocs.org/incident/20210517009819I), May 17, 2021: Cessna 421C (N421NL), Mesa, AZ, Substantial damage. Right main brake failed during touch down/rollout. Contacted pilot/operator by phone. Incident occurred on 05/17/2021 at 8PM/20:00. According to pilot. He and… - [Incident 20210409005069I](https://openairdocs.org/incident/20210409005069I), Apr 9, 2021: Cessna 421C (N5478G), Olathe, KS, Minor damage. The investigation revealed that N5478G, a CE-421 had veered off the right side of the departure end of runway 18 after landing. There were visible tire marks… - [Accident 20210222005269A](https://openairdocs.org/incident/20210222005269A), Feb 22, 2021: Cessna 421C (N84HA), St. Mary'S, PA, Substantial damage. On February 22, 2021, pilot in command [privacy data omitted], obtained a preflight weather briefing via foreflite prior to departure for a flight originating… - [Accident 20210110001789A](https://openairdocs.org/incident/20210110001789A), Jan 10, 2021: Cessna 421B (N421DP), Old Bethpage, NY, Destroyed. On January 10, 2021, at approximately 1:00P.m. EST, pilot departed republic airport located in farmingdale, NY (kfrg) going to bridgeport, CT. Pilot was the… - [Incident 20200831009539I](https://openairdocs.org/incident/20200831009539I), Aug 31, 2020: Cessna 404 (N5388J), Albuquerque, NM, Minor damage. On augest 31, 2020, at 1841 MST, a Cessna 404, N5388J, registered to [privacy data omitted] (gnba - part 135 operator) experienced a right main landing gear… - [Accident 20191004018749A](https://openairdocs.org/incident/20191004018749A), Oct 4, 2019: Piper PA-46-310P (N4385K), Lower Swatara T, PA, Substantial damage. Pilot departed kroc about 1600 hours on October 4 for the flight to kmdt. Pilot received initial clearance to 10,000' and was subsequently cleared to 12,000'… - [Incident 20190911012839I](https://openairdocs.org/incident/20190911012839I), Sep 11, 2019: Cessna 421C (N369RK), Hays, KS, Minor damage. The aircraft landed runway 16 at hys at approximately 9:20 am on 9/11/2019. Exited runway. On taxiway feeder, left brake went completely soft and would not… - [Incident 20190726017599I](https://openairdocs.org/incident/20190726017599I), Jul 26, 2019: Cessna 421C (N421CW), New Orleans, LA, Minor damage. Assigned general aviation occurrence received from msy mor reporting: New Orleans, LA (msy); aircraft declared an emergency due to loss of right engine; flight… - [Incident 20190213010199I](https://openairdocs.org/incident/20190213010199I), Feb 13, 2019: Cessna 421C (N421WT), Panama City, FL, Minor damage. During taxi the pilot attempted to turn right into the FBO ramp but lost steering, aircraft made an immediate hard left turn into the grass causing the nose… - [Accident 20190210010089A](https://openairdocs.org/incident/20190210010089A), Feb 10, 2019: Cessna 421B (N581CJ), Woodruff, WI, Substantial damage. February 10, 2019 at approximetly 1230PM localtime a Cessna 421B registration N581CJ was departing on runway 36 at karv Lakeland airport Woodruff, WI. While on… - [Accident 20180424004259A](https://openairdocs.org/incident/20180424004259A), Apr 24, 2018: Cessna T303 (N9746C), Batesland, SD, Substantial damage. On April 24, 2018 at 9:59AM- MDT, a Cessna 303 owned by aberdeen flying service inc. was involved in an accident while en-route from aberdeen, south dakota to… - [Accident 20171122019679A](https://openairdocs.org/incident/20171122019679A), Nov 22, 2017: Cessna 421C (N421RX), Presque Isle, ME, Substantial damage. The following summary of events is taken from a written statement provided by the PIC: aircraft performed normally during takeoff roll. Once airborne, the… - [Incident 20161105018289I](https://openairdocs.org/incident/20161105018289I), Nov 5, 2016: Cessna 421C (N50L), Abilene, TX, Minor damage. On November 5,2016, N50L, a Cessna 421C was being operated under provisions of 14 CFR part 91. The aircraft was damaged while taxiing to departure end of… - [Incident 20160908016969I](https://openairdocs.org/incident/20160908016969I), Sep 8, 2016: Beech A36TC (N6672X), Louisville, KY, Minor damage. N6672X was struck by a turkey buzzard on the left (pilot side) wing in the outboard portion, top of leading edge, between the pitot tube and stall warning vent… - [Incident 20160802013519I](https://openairdocs.org/incident/20160802013519I), Aug 2, 2016: Cessna 404 (N48SA), Miami, FL, No damage. Airman said runway had standing water which caused the aircraft to hydroplane resulting in loss of directional control. Aircraft veered left onto grassy area.… - [Accident 20160527007999A](https://openairdocs.org/incident/20160527007999A), May 27, 2016: Cessna 402B (N76MD), Sioux Falls, SD, Substantial damage. On may 27, 2016, the company chief pilot was conducting initial new hire flight training with a new hire pilot in a Cessna 402B. They were doing practice… - [Accident 20160426004459A](https://openairdocs.org/incident/20160426004459A), Apr 26, 2016: Cessna 421B (N3372Q), Foley, AL, Destroyed. On April 26, 216 at approximately 1420 hours local a Cessna 421B taxied to the runway to depart on a personal trip to west Georgia regional airport in mount… - [Incident 20151016019239I](https://openairdocs.org/incident/20151016019239I), Oct 16, 2015: Cessna 421C (N421JJ), Ontario, CA, Minor damage. Aircraft departed imperial airport, CA in route to fresno, CA. The aircraft had just leveled off at cruise altitude, FL 220 when the left engine lost power.… - [Accident 20151014020959A](https://openairdocs.org/incident/20151014020959A), Oct 14, 2015: Cessna 421B (N33FA), Hammond, LA, Destroyed, 2 fatal. Pilot was cleared by tower for an IFR departure to atlanta (katl). Immediately after liftoff from runway 31, a loud pop was heard by witnesses on the ground… - [Incident 20150726013299I](https://openairdocs.org/incident/20150726013299I), Jul 26, 2015: Cessna 421C (N706BA), Mt. Ida, AR, Substantial damage. On July 26, 2015 at approximately 12:35 CDT, N706BA a Cessna 421C aircraft upon landing, veered off the left side of runway 26 mt ida, Arkansas airport (7M3).… - [Accident 20150417005489A](https://openairdocs.org/incident/20150417005489A), Apr 17, 2015: Cessna 421B (N421PK), Diboll, TX, Substantial damage. The Cessna twin engine aircraft departed angelina county airport at approximately 07:58 local time on an IFR flight plan to iws, houston, Texas. Approximately… - [Incident 20150228002599I](https://openairdocs.org/incident/20150228002599I), Feb 28, 2015: Cessna 421C (N8430N), Madison, WI, Minor damage. February 28, 2015 at 1135 a 1978 Cessna 421C N8430 experienced a nose landing gear collapse while landing on runway 21 at Madison Dane county airport (msn) in… - [Incident 20141104023419I](https://openairdocs.org/incident/20141104023419I), Nov 4, 2014: Cessna 421C (N88537), Millard, NE, Minor damage. Pilot was landing on runway 30 at the Millard, NE airport. Pilot stated had crosswind of 20-25 knots and hard rain. Upon touching down aircraft hydro planned… - [Incident 20130930020039I](https://openairdocs.org/incident/20130930020039I), Sep 30, 2013: Cessna 421C (N79JF), Waterford, MI, Minor damage. Aircraft landed at ptk with normal (3 green ) landing gear indication and upon touchdown the nose landing gear collapsed causing damage to nose radome fairing,… - [Incident 20130619021249I](https://openairdocs.org/incident/20130619021249I), Jun 19, 2013: Cessna 404 (N37127), Englewood, CO, Minor damage. During the landing phase at kden the nose gear failed to extend. The pilot aborted landing and diverted to kapa after burning of excess fuel and attempting… - [Accident 20130516007729A](https://openairdocs.org/incident/20130516007729A), May 16, 2013: Cessna 421C (N421W), Floriston, CA, Destroyed, 1 fatal. N421W IFR enroute krhv to krno was descending from 17000 ft MSL to 13000 then cleard to 11000. Shortly thereafter the pilot reported that he was in a spin and… - [Incident 20130417007549I](https://openairdocs.org/incident/20130417007549I), Apr 17, 2013: Cessna 421B (N421PK), Sugarland, TX, Substantial damage. On April 17, 2013 the PIC was flying from kama (amarillo) to kiws (west houston) at 17,000 ft. as he approached houston he began his decent and while passing… - [Accident 20120728022229A](https://openairdocs.org/incident/20120728022229A), Jul 28, 2012: Beech A36TC (N6672X), Fayetteville, NC, Substantial damage. The operator arrived at hatteras airport and noticed fuel leaking from the right wing quick drain and visually inspected fuel quantity in the left and right… - [Accident 20110709014059A](https://openairdocs.org/incident/20110709014059A), Jul 9, 2011: Cessna 421C (N692TT), Demopolis, AL, Destroyed, 7 fatal. This was an IFR flight from st. louis (1H0)to destin, FL (dts). The flight was at FL 210 approaching Demopolis, AL (dya) when it encountered right engine… - [Incident 20110328003829I](https://openairdocs.org/incident/20110328003829I), Mar 28, 2011: Cessna 421C (N421RX), Bangor, ME, No damage. This office notified by new england area operations center that: "N421RX, C421, inbound to Bangor Maine shutdown #2 engine for an unspecified reason. Aircraft… - [Accident 20110223003849A](https://openairdocs.org/incident/20110223003849A), Feb 23, 2011: Cessna 421C (N3875C), Connersville, IN, Destroyed, 1 fatal. On February 23, 2011 at approximately 18:30 hours, aircraft departed the indianapolis metro airport (ump). The aircraft was first sited on radar at 19:40 hours… - [Incident 20100822044069I](https://openairdocs.org/incident/20100822044069I), Aug 22, 2010: Cessna 421C (N87561), Flagstaff, AZ, Substantial damage. After landing, when turning off the runway, the nose gear collapsed. The mounting bracket (lug) for the nose gear retract cylinder broke off where it mounts to… - [Incident 20100526035739I](https://openairdocs.org/incident/20100526035739I), May 26, 2010: Cessna 421C (N97DH), Nashville, TN, Minor damage. IFR flight from gre to M54. When the pilot selected the gear down on the visual approach to M54, the nose gear did not indicate down and locked. Unable to get… - [Incident 20100125026699I](https://openairdocs.org/incident/20100125026699I), Jan 25, 2010: Cessna 421C (N421JP), Ft. Smith, AR, Minor damage. On 1/25/2010 at 0850CST approx 5 miles nw of ozark, AR at 7000 feet, the pilot of N421JP noticed the manifold pressure indication on the left engine was… - [Incident 20091017021539I](https://openairdocs.org/incident/20091017021539I), Oct 17, 2009: Cessna 421C (N90MK), Angleton/Lake, TX, Minor damage. On climb out aircraft made contact with bird causing damage to right wing 2-3 feet inboard of wing tip - [Incident 20090928049779I](https://openairdocs.org/incident/20090928049779I), Sep 28, 2009: Cessna 421C (N421DB), Belmar, NJ, Minor damage. The pilot in command of this Cessna 421 aircraft was receiving a CFR 135.297 flight check from an FAA inspector who was seated in the right seat of the… - [Incident 20090607017499I](https://openairdocs.org/incident/20090607017499I), Jun 7, 2009: Cessna 421C (N251JL), Teterboro, NJ, Minor damage. (-23) On 06/07/09 [privacy data omitted] landed N251JL on rwy 24 at Teterboro Airport. He taxied off of the runway onto taxiway j, when his right main wheel… - [Accident 20090606008569A](https://openairdocs.org/incident/20090606008569A), Jun 6, 2009: Cessna 404 (N37127), Denver, CO, Substantial damage. (-23) On June 5, 2009 at 19:58 MST aircraft N37127, a Cessna 404 serial number 404-0114, experienced a gear-up landing damaging both props, several lower… - [Incident 20061024023579I](https://openairdocs.org/incident/20061024023579I), Oct 24, 2006: Cessna 421C (N502SA), Orlando, FL, Minor damage. (-23) On 24 October, 2006, at approximately 123:00 hours local time, the pilot [privacy data omitted], holder of private pilot certificate [privacy data… - [Incident 20060520011419I](https://openairdocs.org/incident/20060520011419I), May 20, 2006: Cessna 421C (N3875C), Deland, FL, Minor damage. (-23) After landing during roll out right main landing gear collapsed. - [Incident 20060127011249I](https://openairdocs.org/incident/20060127011249I), Jan 27, 2006: Cessna 421C (N251JL), Teterboro, NJ, Minor damage. (-23) Upon landing on runway 19 aircraft veered left of runway centerline. Aircraft became disabled on runway. Inspection of the aircraft revealed the left… - [Accident 20060125016149A](https://openairdocs.org/incident/20060125016149A), Jan 25, 2006: Cessna 421C (N69KM), Stevenson, WA, Destroyed, 1 fatal. (-23) 1-31-06 N69KM a Cessna 421-C aircraft was on a VFR flight from scottsdale, AZ to seattle, WA. Pilot contacted seattle ARTCC and was told icing conditions… - [Incident 20060116000729I](https://openairdocs.org/incident/20060116000729I), Jan 16, 2006: Cessna 421C (N4162G), Dulce, NM, Minor damage. (-23) On January 16, 2006, at approximately 0915 MST, N4162G, a Cessna CE-421-C, landed at the Dulce airport, Dulce, new Mexico. The pilot-in-command and three… - [Incident 20051024033339I](https://openairdocs.org/incident/20051024033339I), Oct 24, 2005: Cessna 421B (N3372Q), Houma, LA, Minor damage. (-23) The pilot was landing at Houma airport, in Houma, LA when upon touch down and nearly stopped the left gear folded up and laid the wing down on the runway… All 199: https://openairdocs.org/engine/continental-gtsi0-520-f-k/incidents.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.