# Allison 250-C30 series

- Type: Engine model (FAA registry)
- Registry code: 03015
- Manufacturer (registry): ALLISON
- Model: 250-C30 SER
- Engine type: Turbo-shaft
- Power: 650 hp
- Data sheet: [TCDS E1GL](https://openairdocs.org/tcds/E1GL) (OpenAirDocs)
- Holder: Rolls-Royce Corporation
- Installed in: 224 registered aircraft
- Page: https://openairdocs.org/engine/allison-250-c30-series

The registry names only the engine series, so ADs for every model in the series are matched.

## 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.

- [AD 2018-13-01](https://openairdocs.org/ad/2018-13-01): Turbine Governor · Rolls-Royce 250-C10 (T63-A-5), 250-C18, 250-C18A and 24 more. Effective Aug 16, 2018
- [AD 2006-20-07](https://openairdocs.org/ad/2006-20-07): Adds an additional life limit for third- and fourth-stage turbine wheels · Rolls-Royce 250-C30, 250-C30G, 250-C30G/2 and 11 more. Effective Nov 2, 2006
- [AD 2006-16-04](https://openairdocs.org/ad/2006-16-04): Inspection of the fuel nozzle screen · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Sep 7, 2006
- [AD 2004-24-04](https://openairdocs.org/ad/2004-24-04): Hydromechanical unit (HMU) Power Lever Angle (PLA) potentiometer · Rolls-Royce 250-C30R/3, 250-C30R/3M, 250-C47B and 1 more. Effective Jan 3, 2005
- [AD 98-24-28](https://openairdocs.org/ad/98-24-28): Main Fuel Control Bellows · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 36 more. Effective Jan 7, 1999
- [AD 96-19-01](https://openairdocs.org/ad/96-19-01): Superior Air Parts Manufacture Approval (PMA) Bearings · Rolls-Royce 250-B15G, 250-B17F, 250-B17F/1 and 17 more. Effective Sep 26, 1996
- [AD 88-17-01](https://openairdocs.org/ad/88-17-01): Fuel Controls · Rolls-Royce 250-B17, 250-B17B, 250-B17C and 26 more. Effective Mar 1, 1989
- [AD 88-07-06](https://openairdocs.org/ad/88-07-06): Gas Producer Support Pressure Oil Tube Assembly · Rolls-Royce 250-C30, 250-C30M, 250-C30P and 2 more. Effective Mar 30, 1988
- [AD 86-20-13](https://openairdocs.org/ad/86-20-13): External Splines · Rolls-Royce 250-C28B, 250-C28C, 250-C30 and 9 more. Effective Dec 3, 1986
- [AD 86-19-12](https://openairdocs.org/ad/86-19-12): Gas Producer Turbine Rotor · Rolls-Royce 250-C30, 250-C30G, 250-C30G/2 and 7 more. Effective Oct 3, 1986
- [AD 85-25-07 R1](https://openairdocs.org/ad/85-25-07-R1): Outer Combustion Case Assembly · Rolls-Royce 250-C28, 250-C28B, 250-C28C and 10 more. Effective Aug 15, 1986
- [AD 85-25-08](https://openairdocs.org/ad/85-25-08): Compressor Mount Assembly · Rolls-Royce 250-C28B, 250-C28C, 250-C30 and 2 more. Effective Jan 6, 1986
- [AD 84-24-54 R2](https://openairdocs.org/ad/84-24-54-R2): Gas Producer Turbine Rotor · Rolls-Royce 250-C30, 250-C30P, 250-C30R (T703-AD-700) and 1 more. Effective Jan 6, 1986
- [AD 85-06-51](https://openairdocs.org/ad/85-06-51): Magnetic Plugs · Rolls-Royce 250-C30 and 250-C30S. Effective May 10, 1985
- [AD 84-17-51](https://openairdocs.org/ad/84-17-51): Turbine Rotor Assembly · Rolls-Royce 250-C30 and 250-C30S. Effective Dec 26, 1984
- [AD 81-13-12 R1](https://openairdocs.org/ad/81-13-12-R1): 4th Stage Turbine Nozzle Assembly · Rolls-Royce 250-C30, 250-C30P and 250-C30S. Effective Sep 26, 1983
- [AD 82-24-05](https://openairdocs.org/ad/82-24-05): Control Assembly and Power Turbine Governor Assembly · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 43 more. Effective Nov 26, 1982
- [AD 79-16-06](https://openairdocs.org/ad/79-16-06): Accessory Drive Gearbox · Rolls-Royce 250-C28, 250-C28B, 250-C28C and 10 more. Effective Jan 11, 1980
- [AD 79-06-05](https://openairdocs.org/ad/79-06-05): Overspeed Control System · Rolls-Royce 250-C28B and 250-C30. Effective Mar 26, 1979

Historical (superseded or no longer in force):

- [AD 2004-24-09](https://openairdocs.org/ad/2004-24-09) (historical): Fuel nozzle · Rolls-Royce 250-B15A, 250-B15E, 250-B15G and 40 more. Effective Jan 5, 2005
- [AD 2003-13-10](https://openairdocs.org/ad/2003-13-10) (historical): Hydromechanical unit (HMU) power lever angle (PLA) · 250-C30R/3, 250-C30R/3M, 250-C47B and 1 more. Effective Jul 15, 2003

## Information bulletins (advisory) (2)

- [SAIB NE-06-52](https://openairdocs.org/saib/NE-06-52): . Issued Jul 6, 2006
- [SAIB NE-06-12](https://openairdocs.org/saib/NE-06-12) (historical): . Issued Dec 2, 2005

## Registered aircraft (224, first 50)

- [N104RT](https://openairdocs.org/aircraft/N104RT): [Back Nine Aerial LLC](https://openairdocs.org/faa-owner/BACK%20NINE%20AERIAL%20LLC), [New Berlin, WI](https://openairdocs.org/faa-place/WI/New%20Berlin), built 1990, S/N 51364
- [N10SP](https://openairdocs.org/aircraft/N10SP): [State Of Kentucky](https://openairdocs.org/faa-owner/STATE%20OF%20KENTUCKY), [Frankfort, KY](https://openairdocs.org/faa-place/KY/Frankfort), built 1983, S/N 51064
- [N10TV](https://openairdocs.org/aircraft/N10TV): [Helicopters Inc](https://openairdocs.org/faa-owner/HELICOPTERS%20INC), [Cahokia, IL](https://openairdocs.org/faa-place/IL/Cahokia), built 1990, S/N 51399
- [N111SP](https://openairdocs.org/aircraft/N111SP): [State Of Michigan](https://openairdocs.org/faa-owner/STATE%20OF%20MICHIGAN), [Lansing, MI](https://openairdocs.org/faa-place/MI/Lansing), built 1990, S/N 51325
- [N114SF](https://openairdocs.org/aircraft/N114SF): [N179sf LLC](https://openairdocs.org/faa-owner/N179SF%20LLC), [Chandler, AZ](https://openairdocs.org/faa-place/AZ/Chandler), built 1995, S/N 52154
- [N118AE](https://openairdocs.org/aircraft/N118AE): [Air Evac Ems Inc](https://openairdocs.org/faa-owner/AIR%20EVAC%20EMS%20INC), [O Fallon, MO](https://openairdocs.org/faa-place/MO/O%20Fallon), built 1981, S/N 45724
- [N119AE](https://openairdocs.org/aircraft/N119AE): [Air Evac Ems Inc](https://openairdocs.org/faa-owner/AIR%20EVAC%20EMS%20INC), [O Fallon, MO](https://openairdocs.org/faa-place/MO/O%20Fallon), built 1981, S/N 51201
- [N121LP](https://openairdocs.org/aircraft/N121LP): [Premier Rotors LLC](https://openairdocs.org/faa-owner/PREMIER%20ROTORS%20LLC), [Saint Martinville, LA](https://openairdocs.org/faa-place/LA/Saint%20Martinville), built 1996, S/N 52177
- [N124AE](https://openairdocs.org/aircraft/N124AE): [Air Evac Ems Inc](https://openairdocs.org/faa-owner/AIR%20EVAC%20EMS%20INC), [O Fallon, MO](https://openairdocs.org/faa-place/MO/O%20Fallon), built 1992, S/N 51591
- [N12BQ](https://openairdocs.org/aircraft/N12BQ): [Helicopters Inc](https://openairdocs.org/faa-owner/HELICOPTERS%20INC), [Cahokia, IL](https://openairdocs.org/faa-place/IL/Cahokia), built 1993, S/N 52012
- [N12JW](https://openairdocs.org/aircraft/N12JW): [Ruffwood Inc](https://openairdocs.org/faa-owner/RUFFWOOD%20INC), [Atlanta, GA](https://openairdocs.org/faa-place/GA/Atlanta), built 1997, S/N 52193
- [N1337K](https://openairdocs.org/aircraft/N1337K): [Jsg Aviation LLC](https://openairdocs.org/faa-owner/JSG%20AVIATION%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), S/N 51110
- [N136TW](https://openairdocs.org/aircraft/N136TW): [Silver Creek Aviation Services](https://openairdocs.org/faa-owner/SILVER%20CREEK%20AVIATION%20SERVICES), [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth), built 1986, S/N 51188
- [N142DP](https://openairdocs.org/aircraft/N142DP): [Marks Lloyd](https://openairdocs.org/faa-owner/MARKS%20LLOYD), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 1980, S/N 45585
- [N146SP](https://openairdocs.org/aircraft/N146SP): [Samaritan'S Purse](https://openairdocs.org/faa-owner/SAMARITAN'S%20PURSE), [Boone, NC](https://openairdocs.org/faa-place/NC/Boone), built 2000, S/N 52243
- [N155TV](https://openairdocs.org/aircraft/N155TV): [U S Helicopters Inc](https://openairdocs.org/faa-owner/U%20S%20HELICOPTERS%20INC), [Marshville, NC](https://openairdocs.org/faa-place/NC/Marshville), built 1990, S/N 51339
- [N169RL](https://openairdocs.org/aircraft/N169RL): [Rotorcraft Leasing Co LLC](https://openairdocs.org/faa-owner/ROTORCRAFT%20LEASING%20CO%20LLC), [Broussard, LA](https://openairdocs.org/faa-place/LA/Broussard), built 1993, S/N 52063
- [N17238](https://openairdocs.org/aircraft/N17238): [Bennett Aviation LLC](https://openairdocs.org/faa-owner/BENNETT%20AVIATION%20LLC), [Lafayette, LA](https://openairdocs.org/faa-place/LA/Lafayette), built 1991, S/N 51492
- [N173MS](https://openairdocs.org/aircraft/N173MS): [Florida Keys Mosquito Control District](https://openairdocs.org/faa-owner/FLORIDA%20KEYS%20MOSQUITO%20CONTROL%20DISTRICT), [Marathon, FL](https://openairdocs.org/faa-place/FL/Marathon), built 2000, S/N 52256
- [N173RL](https://openairdocs.org/aircraft/N173RL): [Rotorcraft Leasing Co LLC](https://openairdocs.org/faa-owner/ROTORCRAFT%20LEASING%20CO%20LLC), [Broussard, LA](https://openairdocs.org/faa-place/LA/Broussard), built 1993, S/N 52066
- [N175JK](https://openairdocs.org/aircraft/N175JK): [Jk Aviation LLC](https://openairdocs.org/faa-owner/JK%20AVIATION%20LLC), [Kerman, CA](https://openairdocs.org/faa-place/CA/Kerman), built 2000, S/N 0143FF
- [N176ET](https://openairdocs.org/aircraft/N176ET): [San Juan Aviation LLC](https://openairdocs.org/faa-owner/SAN%20JUAN%20AVIATION%20LLC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1980, S/N 760095
- [N179RL](https://openairdocs.org/aircraft/N179RL): [Rotorcraft Leasing Co LLC](https://openairdocs.org/faa-owner/ROTORCRAFT%20LEASING%20CO%20LLC), [Broussard, LA](https://openairdocs.org/faa-place/LA/Broussard), built 1994, S/N 52102
- [N17TW](https://openairdocs.org/aircraft/N17TW): [Whirlybird Aviation LLC](https://openairdocs.org/faa-owner/WHIRLYBIRD%20AVIATION%20LLC), [Bend, OR](https://openairdocs.org/faa-place/OR/Bend), built 1998, S/N 52213
- [N192RL](https://openairdocs.org/aircraft/N192RL): [Rotorcraft Leasing Co LLC](https://openairdocs.org/faa-owner/ROTORCRAFT%20LEASING%20CO%20LLC), [Broussard, LA](https://openairdocs.org/faa-place/LA/Broussard), built 1996, S/N 52192
- [N194TA](https://openairdocs.org/aircraft/N194TA): [Jsj Aviation LLC](https://openairdocs.org/faa-owner/JSJ%20AVIATION%20LLC), [Helena, MT](https://openairdocs.org/faa-place/MT/Helena), built 1991, S/N 51542
- [N1957Z](https://openairdocs.org/aircraft/N1957Z): [Dakota Rotors LLC](https://openairdocs.org/faa-owner/DAKOTA%20ROTORS%20LLC), [Custer, SD](https://openairdocs.org/faa-place/SD/Custer), built 1994, S/N 52109
- [N19HX](https://openairdocs.org/aircraft/N19HX): [Premier Aircraft Services LLC](https://openairdocs.org/faa-owner/PREMIER%20AIRCRAFT%20SERVICES%20LLC), [Bakersfield, CA](https://openairdocs.org/faa-place/CA/Bakersfield), built 1984, S/N 51096
- [N201PA](https://openairdocs.org/aircraft/N201PA): [Asa Security LLC](https://openairdocs.org/faa-owner/ASA%20SECURITY%20LLC), [Anchorage, AK](https://openairdocs.org/faa-place/AK/Anchorage), built 1992, S/N 51567
- [N202MH](https://openairdocs.org/aircraft/N202MH): [Southern Utah University](https://openairdocs.org/faa-owner/SOUTHERN%20UTAH%20UNIVERSITY), [Cedar City, UT](https://openairdocs.org/faa-place/UT/Cedar%20City), built 1993, S/N 52057
- [N202PH](https://openairdocs.org/aircraft/N202PH): [Coastal Air Services Inc](https://openairdocs.org/faa-owner/COASTAL%20AIR%20SERVICES%20INC), [Panama City, FL](https://openairdocs.org/faa-place/FL/Panama%20City), built 1983, S/N 51076
- [N2036F](https://openairdocs.org/aircraft/N2036F): [Bell Textron Inc](https://openairdocs.org/faa-owner/BELL%20TEXTRON%20INC), [Fort Worth, TX](https://openairdocs.org/faa-place/TX/Fort%20Worth), built 1995, S/N 52123
- [N203PA](https://openairdocs.org/aircraft/N203PA): [D H Helicopter Inc DBA](https://openairdocs.org/faa-owner/D%20H%20HELICOPTER%20INC%20DBA), [Mcminnville, OR](https://openairdocs.org/faa-place/OR/Mcminnville), built 1991, S/N 51462
- [N205EH](https://openairdocs.org/aircraft/N205EH): [Sacramento Executive Helicopters Inc](https://openairdocs.org/faa-owner/SACRAMENTO%20EXECUTIVE%20HELICOPTERS%20INC), [Acampo, CA](https://openairdocs.org/faa-place/CA/Acampo), built 1983, S/N 51060
- [N205FC](https://openairdocs.org/aircraft/N205FC): [Gm Leasing Co LLC](https://openairdocs.org/faa-owner/GM%20LEASING%20CO%20LLC), [Broussard, LA](https://openairdocs.org/faa-place/LA/Broussard), built 1985, S/N 51130
- [N205GR](https://openairdocs.org/aircraft/N205GR): [Central States Helicopters Inc](https://openairdocs.org/faa-owner/CENTRAL%20STATES%20HELICOPTERS%20INC), [Wood River, NE](https://openairdocs.org/faa-place/NE/Wood%20River), built 1994, S/N 52101
- [N2064S](https://openairdocs.org/aircraft/N2064S): [Agricultural Air Services LLC](https://openairdocs.org/faa-owner/AGRICULTURAL%20AIR%20SERVICES%20LLC), [Jupiter, FL](https://openairdocs.org/faa-place/FL/Jupiter), built 1992, S/N 52002
- [N206AP](https://openairdocs.org/aircraft/N206AP): [Instant Security Services Inc](https://openairdocs.org/faa-owner/INSTANT%20SECURITY%20SERVICES%20INC), [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington), built 1990, S/N 51338
- [N206DL](https://openairdocs.org/aircraft/N206DL): [Lauterbach Dennis](https://openairdocs.org/faa-owner/LAUTERBACH%20DENNIS), [Midlothian, TX](https://openairdocs.org/faa-place/TX/Midlothian), built 1986, S/N 51170
- [N206LR](https://openairdocs.org/aircraft/N206LR): [Hawk Flight](https://openairdocs.org/faa-owner/HAWK%20FLIGHT), [Craig, CO](https://openairdocs.org/faa-place/CO/Craig), built 1989, S/N 51307
- [N206MP](https://openairdocs.org/aircraft/N206MP): [Whirl'D Helicopters Inc](https://openairdocs.org/faa-owner/WHIRL'D%20HELICOPTERS%20INC), [Sevierville, TN](https://openairdocs.org/faa-place/TN/Sevierville), built 1982, S/N 51049
- [N206RF](https://openairdocs.org/aircraft/N206RF): [Rotors Unlimited LLC](https://openairdocs.org/faa-owner/ROTORS%20UNLIMITED%20LLC), [Middletown, DE](https://openairdocs.org/faa-place/DE/Middletown), S/N 51266
- [N206SG](https://openairdocs.org/aircraft/N206SG): [Classic Medical Inc](https://openairdocs.org/faa-owner/CLASSIC%20MEDICAL%20INC), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2000, S/N 52240
- [N206UH](https://openairdocs.org/aircraft/N206UH): [Padgett Farms And Forestry LLC](https://openairdocs.org/faa-owner/PADGETT%20FARMS%20AND%20FORESTRY%20LLC), [Milan, GA](https://openairdocs.org/faa-place/GA/Milan), S/N 51167
- [N206UK](https://openairdocs.org/aircraft/N206UK): [Crop Flight LLC](https://openairdocs.org/faa-owner/CROP%20FLIGHT%20LLC), [Divernon, IL](https://openairdocs.org/faa-place/IL/Divernon), built 1985, S/N 51131
- [N206WX](https://openairdocs.org/aircraft/N206WX): [Xtreme Aviation LLC](https://openairdocs.org/faa-owner/XTREME%20AVIATION%20LLC), [Falkville, AL](https://openairdocs.org/faa-place/AL/Falkville), built 1982, S/N 51038
- [N2070U](https://openairdocs.org/aircraft/N2070U): [Aero-Tech Helicopters LLC](https://openairdocs.org/faa-owner/AERO-TECH%20HELICOPTERS%20LLC), [Kingstree, SC](https://openairdocs.org/faa-place/SC/Kingstree), S/N 45706
- [N207CP](https://openairdocs.org/aircraft/N207CP): [Premier Rotors LLC](https://openairdocs.org/faa-owner/PREMIER%20ROTORS%20LLC), [Saint Martinville, LA](https://openairdocs.org/faa-place/LA/Saint%20Martinville), S/N 51294
- [N207MH](https://openairdocs.org/aircraft/N207MH): [Meridian Helicopters LLC](https://openairdocs.org/faa-owner/MERIDIAN%20HELICOPTERS%20LLC), [Broussard, LA](https://openairdocs.org/faa-place/LA/Broussard), built 1989, S/N 51303
- [N207RH](https://openairdocs.org/aircraft/N207RH): [Morris Equipment LLC](https://openairdocs.org/faa-owner/MORRIS%20EQUIPMENT%20LLC), [Yuma, AZ](https://openairdocs.org/faa-place/AZ/Yuma), built 1991, S/N 51495

All 224: https://openairdocs.org/engine/allison-250-c30-series/aircraft.md

## NTSB investigations (104, 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 ERA26LA285](https://openairdocs.org/ntsb/ERA26LA285), Jul 29, 2026: Bell 206L-3 (N29AE), Tuscumbia, AL, substantial damage. Probable cause: The pilot’s failure to keep the tail rotor clear of an obstacle while attempting to land.
- [NTSB ERA25FA005](https://openairdocs.org/ntsb/ERA25FA005), Oct 7, 2024: Bell 206L-3 (N230AE), Owenton, KY, destroyed, 3 fatal, investigation ongoing
- [NTSB CEN24LA259](https://openairdocs.org/ntsb/CEN24LA259), Jul 8, 2024: Bell 206L-3 (N206WX), Thorntown, IN, substantial damage. Probable cause: The pilot’s failure to ensure that the load hose was disconnected from the helicopter before takeoff, which resulted in a loss of control after liftoff and a hard landing.
- [NTSB CEN24FA094](https://openairdocs.org/ntsb/CEN24FA094), Jan 21, 2024: Bell 206 (N295AE), Hydro, OK, destroyed, 3 fatal. Probable cause: The helicopter’s inflight collision with cackling geese, resulting in an inflight breakup.
- [NTSB CEN23LA350](https://openairdocs.org/ntsb/CEN23LA350), Aug 6, 2023: Bell 206 (N288AE), Carthage, IL, substantial damage. Probable cause: A collision with a fence during landing due to the crew’s reduced distance estimation and depth perception while using night vision goggles. Contributing to the accident was the low moon angle, which…
- [NTSB ERA23LA309](https://openairdocs.org/ntsb/ERA23LA309), Jul 23, 2023: Bell 206-L4 (N482TJ), Caldwell, OH, substantial damage. Probable cause: The helicopter’s uncontrolled vertical descent and impact with terrain for reasons that could not be determined.
- [NTSB CEN23LA064](https://openairdocs.org/ntsb/CEN23LA064), Dec 15, 2022: Bell 206-L4 (N414RL), Gulf of Mexico (Gulf of Mexico), substantial damage. Probable cause: The pilot’s improper takeoff technique that allowed the helicopter skid to drift into a helideck light, resulting in a dynamic rollover.
- [NTSB WPR23LA059](https://openairdocs.org/ntsb/WPR23LA059), Dec 7, 2022: Bell 206-L4 (N2036F), Ft Worth, TX, substantial damage. Probable cause: The pilot’s improper landing flare, which resulted in a hard landing. Contributing to the accident, was the flight instructor’s inadequate supervision.
- [NTSB ERA22LA347](https://openairdocs.org/ntsb/ERA22LA347), Jul 19, 2022: Bell 206L-3 (N203PA), Franklin, PA, substantial damage. Probable cause: The pilot’s inadequate visual lookout while flying at a low level over a river, which resulted in a wire strike.
- [NTSB WPR22LA031](https://openairdocs.org/ntsb/WPR22LA031), Oct 28, 2021: Bell 206L-3 (N27TK), Covelo, CA, substantial damage. Probable cause: A passenger’s unsecured object departed the cabin resulted in a collision with the tail rotor drive shaft.
- [NTSB WPR21LA338](https://openairdocs.org/ntsb/WPR21LA338), Sep 8, 2021: Bell 206L-3 (N6516K), Tillamook, OR, substantial damage. Probable cause: The pilot's failure to maintain clearance from a powerline during a low reconnaissance, with sun glare.
- [NTSB WPR21LA185](https://openairdocs.org/ntsb/WPR21LA185), May 6, 2021: Mcdonnell Douglas Heli 369FF (N972BW), Palm Gardens, NV, substantial damage. Probable cause: The pilot’s failure to maintain helicopter control during an encounter with a dust devil shortly after takeoff.
- [NTSB WPR21LA133](https://openairdocs.org/ntsb/WPR21LA133), Mar 16, 2021: Bell 206 (N6133C), Lucerne Valley, CA, substantial damage. Probable cause: The pilot's failure to maintain aircraft control while maneuvering with a tailwind, resulting in the helicopter spinning and colliding with terrain.
- [NTSB ERA20LA229](https://openairdocs.org/ntsb/ERA20LA229), Jun 25, 2020: Bell 206 (N5013G), Coconut Creek, FL, substantial damage. Probable cause: The pilot’s inadequate fuel planning, which resulted in a total loss of engine power due to fuel exhaustion. Contributing to the accident was the pilot’s failure to recognize the illumination of the…
- [NTSB WPR20LA163](https://openairdocs.org/ntsb/WPR20LA163), Jun 2, 2020: Bell 206 (N65PJ), Fairfield, CA, substantial damage, 3 fatal. Probable cause: The pilot’s failure to maintain adequate clearance from powerlines while conducting external load operations, which resulted in the main rotor contacting a wire and a subsequent collision with…
- [NTSB GAA19CA209](https://openairdocs.org/ntsb/GAA19CA209), Apr 12, 2019: Bell 206 (N173MS), Big Pine, FL, substantial damage. Probable cause: The pilot's failure to maintain helicopter control while it was being reloaded with the rotors turning in gusting wind conditions, which resulted in a rotor strike with ground equipment.
- [NTSB WPR19LA071](https://openairdocs.org/ntsb/WPR19LA071), Jan 23, 2019: Bell 206 (N8227J), Ashland, OR, substantial damage, 1 fatal. Probable cause: The pilot's decision to continue visual flight into deteriorating weather, which resulted in an encounter with instrument meteorological conditions and spatial disorientation leading to a loss of…
- [NTSB CEN17FA355](https://openairdocs.org/ntsb/CEN17FA355), Sep 16, 2017: Bell 206L 3 (N213TV), Ancho, NM, destroyed, 1 fatal. Probable cause: The pilot's distraction by a cell phone during a low-altitude flight, which resulted in controlled flight into terrain.
- [NTSB GAA17CA132](https://openairdocs.org/ntsb/GAA17CA132), Feb 2, 2017: Bell Helicopter Textron 206 (N519EH), Carson City, NV, substantial damage. Probable cause: The pilot-in-command’s delayed remedial action to arrest the right yaw after the bounced landing while operating in a flight regime conducive to the loss of tail rotor effectiveness, which resulted…
- [NTSB CEN16CA393](https://openairdocs.org/ntsb/CEN16CA393), Sep 30, 2016: Bell 230 (N903SH), Fargo, ND, substantial damage. Probable cause: The pilot's failure to maintain clearance from the ground obstacle during the landing with gusting winds present.
- [NTSB GAA16CA179](https://openairdocs.org/ntsb/GAA16CA179), Apr 6, 2016: Bell 206 (N73AW), Supai, AZ, substantial damage. Probable cause: The pilot's decision to fly a normal approach and forgetting that the long line remained attached to the helicopter, which resulted in the line snagging on a ridgeline, a loss of lateral control, and…
- [NTSB ERA15LA280](https://openairdocs.org/ntsb/ERA15LA280), Jul 24, 2015: MD Helicopter 369FF (N5842Z), Vega Baja, PR, substantial damage. Probable cause: A total loss of engine power due to insufficient lubrication to the engine's No. 2 bearing, which resulted in the failure of the bearing and a subsequent forced landing.
- [NTSB WPR15LA177](https://openairdocs.org/ntsb/WPR15LA177), Jun 2, 2015: Bell 206 L4 (N73AW), Dewey, AZ, substantial damage. Probable cause: A total loss of engine power due to the failure of the No. 2 bearing, which resulted from a fractured separator.
- [NTSB CEN15LA229](https://openairdocs.org/ntsb/CEN15LA229), May 7, 2015: Bell 206L 3 (N127AE), Chesterfield, MO, substantial damage. Probable cause: The collision of the helicopter's skid shoe with the runway centerline light during landing, which abruptly stopped the helicopter and resulted in damage to the fuselage.
- [NTSB CEN14FA286](https://openairdocs.org/ntsb/CEN14FA286), Jun 11, 2014: Bell 206 L4 (N207MY), South Timbalier Platform, destroyed, 2 fatal. Probable cause: The pilot's loss of helicopter control for reasons that could not be determined based on the available information.
- [NTSB CEN14FA122](https://openairdocs.org/ntsb/CEN14FA122), Jan 27, 2014: Bell 206L 3 (N207DS), Silt, CO, destroyed, 3 fatal. Probable cause: The pilot’s inadequate preflight planning for a low-level aerial surveillance flight of power transmission lines, which led to his being unaware of the crossing power line while flying toward the sun…
- [NTSB CEN14FA004](https://openairdocs.org/ntsb/CEN14FA004), Oct 9, 2013: Bell 206L 3 (N54LP), Venice, LA, substantial damage, 1 fatal. Probable cause: A total loss of engine power due to the liberation of a second stage turbine blade near the blade root due to a high-cycle fatigue crack and subsequent overload. Although extensive testing and…
- [NTSB CEN13TA535](https://openairdocs.org/ntsb/CEN13TA535), Sep 7, 2013: Bell 206L-3 (N721LL), Amistad, NM, substantial damage. Probable cause: The pilot's failure to arrest the descent following an abrupt maneuver to avoid birds, which resulted in an impact with terrain.
- [NTSB CEN13CA276](https://openairdocs.org/ntsb/CEN13CA276), May 10, 2013: Bell 206-L4 (N2036F), Fort Worth, TX, substantial damage. Probable cause: The flight instructor's inadequate supervision and delayed remedial action during a practice autorotation, which resulted in a hard landing.
- [NTSB CEN13LA310](https://openairdocs.org/ntsb/CEN13LA310), May 7, 2013: Bell Helicopter Textron 206L-1 (N20Z), La Junta, CO, substantial damage. Probable cause: The pilot's inadequate compensation for wind during low-altitude operations, which resulted in a loss of tail rotor effectiveness.
- [NTSB CEN12CA191](https://openairdocs.org/ntsb/CEN12CA191), Mar 12, 2012: Bell 206L-3 (N104LP), Southern Timbalier 52CA, substantial damage. Probable cause: The pilot’s inadequate preflight inspection when he did not remove a tie-down strap prior to takeoff, which resulted in a dynamic rollover.
- [NTSB ERA12CA095](https://openairdocs.org/ntsb/ERA12CA095), Dec 1, 2011: Bell 206L-3 (N216TV), Wingate, NC, substantial damage. Probable cause: The certified flight instructor did not select an adequate landing site for the practice autorotation.
- [NTSB ANC11TA110](https://openairdocs.org/ntsb/ANC11TA110), Sep 23, 2011: Bell 206 B3 (N204PA), Seward, AK, substantial damage. Probable cause: The pilot's failure to maintain clearance from snow-covered terrain during hover in deteriorating weather and flat light conditions, which resulted in a tail rotor strike.
- [NTSB ERA11LA297](https://openairdocs.org/ntsb/ERA11LA297), May 13, 2011: Bell 206-L4 (N266P), Mobile Block 114CC, substantial damage. Probable cause: The pilot’s operation of the helicopter with a left, quartering headwind, resulting in conditions conducive to a loss of tail rotor effectiveness.
- [NTSB CEN11LA252](https://openairdocs.org/ntsb/CEN11LA252), Mar 24, 2011: Bell 206L-3 (N32041), (Gulf of Mexico), substantial damage. Probable cause: The loss of engine power due to an engine compressor stall as a result of ingesting methane gas during takeoff.
- [NTSB CEN11CA232](https://openairdocs.org/ntsb/CEN11CA232), Mar 17, 2011: Bell 230 (N974RH), Gulf of Mexico, LA, substantial damage. Probable cause: The pilot's failure to maintain adequate clearance from the safety skirting during the repositioning landing.
- [NTSB WPR11GA115](https://openairdocs.org/ntsb/WPR11GA115), Jan 31, 2011: Mcdonnell Douglas Heli 369FF (N530RL), Marana, AZ, substantial damage, 1 fatal. Probable cause: An inadvertent tail rotor strike during an attempted pinnacle landing, which resulted in the pilot's loss of control of the helicopter. Inhospitable terrain/topography contributed to the severity of…
- [NTSB ERA11CA082](https://openairdocs.org/ntsb/ERA11CA082), Dec 8, 2010: Bell 206L-3 (N955GT), Canal Point, FL, substantial damage. Probable cause: The pilot's failure to maintain clearance from the ground while maneuvering at a low altitude. Contributing to the accident was the pilot’s fatigue.
- [NTSB CEN10IA314](https://openairdocs.org/ntsb/CEN10IA314), Jun 10, 2010: Bell 206L-3 (N108PH), Gulf of Mexico, incident, minor damage. Probable cause: A suspected failure of the tail rotor for undetermined reasons. A contributing factor was the failure of the emergency floats to properly inflate due to improper installment and inspection by…
- [NTSB CEN10LA036](https://openairdocs.org/ntsb/CEN10LA036), Nov 1, 2009: Bell 206 (N272M), High Island A-442A, substantial damage. Probable cause: A total loss of engine power due to maintenance personnel's failure to correctly torque the Pc line following removal and reinstallation of the turbine module.
- [NTSB ERA09FA419](https://openairdocs.org/ntsb/ERA09FA419), Jul 17, 2009: MD Helicopter 530 (369FF) (N974BW), Camp Butler, Iraq, destroyed, 3 fatal. Probable cause: The pilot’s failure to maintain terrain clearance during a low-level course reversal.
- [NTSB CEN09IA254](https://openairdocs.org/ntsb/CEN09IA254), Apr 8, 2009: Bell 206 (N295AE), Vick, TX, incident, minor damage. Probable cause: Undetermined.
- [NTSB CEN09FA086](https://openairdocs.org/ntsb/CEN09FA086), Dec 11, 2008: Bell 206L-4 (N180AL), Sabine Pass, TX, destroyed, 5 fatal. Probable cause: The pilot’s failure to maintain clearance from the water. Contributing to the accident was the inadvertent encounter with instrument meteorological conditions.
- [NTSB CHI08FA141](https://openairdocs.org/ntsb/CHI08FA141), May 29, 2008: Sikorsky S-76A (N176SH), Grand Rapids, MI, destroyed. Probable cause: The pilot's failure to maintain tail rotor obstacle clearance from a tower during takeoff.
- [NTSB NYC08FA071](https://openairdocs.org/ntsb/NYC08FA071), Dec 30, 2007: Bell 206L-3 (N109AE), Cherokee, AL, substantial damage, 3 fatal. Probable cause: The pilot's failure to maintain control of the helicopter during an out-of-ground-effect hover. Contributing to the accident was a loss of tail rotor effectiveness.
- [NTSB DFW07LA169](https://openairdocs.org/ntsb/DFW07LA169), Jul 22, 2007: Bell 206L-3 (N330P), High Island 138, destroyed. Probable cause: The loss of control as result of the pilot's failure to maintain rotor RPM during takeoff.
- [NTSB DFW07LA011](https://openairdocs.org/ntsb/DFW07LA011), Oct 22, 2006: Sikorsky S-76A++ (N22342), Eugene Isl 259, destroyed. Probable cause: The flight crew's failure to maintain clearance with the water and their diverted attention to secondary tasks while preparing to land. Contributing factor were the low ceilings and the heavy rains…
- [NTSB SEA06CA161](https://openairdocs.org/ntsb/SEA06CA161), Aug 11, 2006: Bell 206L-3 (N206UH), Salt Lake City, UT, substantial damage. Probable cause: The failure of the pilot to maintain clearance by allowing the helicopter to drift backwards, resulting in its tail rotor striking a hangar.
- [NTSB DEN06LA096](https://openairdocs.org/ntsb/DEN06LA096), Jul 12, 2006: Bell 206L-3 (N44NM), Taos, NM, substantial damage. Probable cause: the loss of tail rotor effectiveness during landing, and the pilot's delayed remedial action to counteract a right yaw, which resulted in a loss of directional control and collision with terrain. A…
- [NTSB SEA06LA121](https://openairdocs.org/ntsb/SEA06LA121), Jun 15, 2006: Bell 206L (N265SH), Vernal, UT, substantial damage. Probable cause: The loss of tail rotor effectiveness during an attempted precationary landing after a takeoff over uneven, sloping, brush-covered terrain. Factors include the pilot using the wrong performance chart…

All 104: https://openairdocs.org/engine/allison-250-c30-series/ntsb.md

## FAA accident and incident reports (150, 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.

- [Accident 20260730010249A](https://openairdocs.org/incident/20260730010249A), Jul 30, 2026: Bell 206-L4 (N29AE), Tuscumbia, AL, Substantial damage. While maneuvering above the landing pad at the aircraft home base, the aircraft tail rotor struck a concrete pole resulting in a hard landing on to the pad. No…
- [Incident 20250925015439I](https://openairdocs.org/incident/20250925015439I), Sep 25, 2025: Mcdonnell Douglas Heli Co 369FF (N531RG), Thermal, CA, No damage. After completion of scheduled maintenance, ground runs, test flights and return to service. PIC departed on a cross country flight to loveland, Colorado.…
- [Incident 20250623007019I](https://openairdocs.org/incident/20250623007019I), Jun 23, 2025: Bell 206L-3 (N248AE), Bowling Green, MO, No damage. While at a cruise altitude, with autopilot altitude hold engaged & set at 3500 feet MSL, the pilot noticed a slow climb and that his current altitude was now…
- [Accident 20241007013869A](https://openairdocs.org/incident/20241007013869A), Oct 7, 2024: Bell 206L-3 (N230AE), Owenton, KY, Destroyed, 3 fatal. Aircraft was dispatched to the scene of a medical emergency with one pilot, a flight nurse, and flight medic. While enroute to the landing zone established by…
- [Accident 20240708007429A](https://openairdocs.org/incident/20240708007429A), Jul 8, 2024: Bell 206L-3 (N206WX), Thorntown, IN, Substantial damage. On July 8, 2024, at approximately 1900 eastern standard time, the helicopter was operating under CFR part 137 while reloading with fungicide and fuel. The…
- [Accident 20240120000769A](https://openairdocs.org/incident/20240120000769A), Jan 20, 2024: Bell 206L-3 (N295AE), Hydro, OK, Destroyed, 3 fatal. On Saturday, January 20, 2024, a Bell long ranger 206 helicopter was returning to home base after a patient transfer . Approximately 25 minutes into the flight…
- [Accident 20230806008899A](https://openairdocs.org/incident/20230806008899A), Aug 6, 2023: Bell 206L-3 (N288AE), Carthage, IL, Substantial damage. The aircraft was facing north on e county rd 1200N approximately 5.25 miles from Carthage city center. The lat/long of the accident scene is: 40 degrees 22…
- [Accident 20230723020759A](https://openairdocs.org/incident/20230723020759A), Jul 23, 2023: Bell 206-L4 (N482TJ), Caldwell, OH, Destroyed. 7/24/2023 Started accident investigation of [privacy data omitted] a Bell 206 L4 helicopter at [privacy data omitted] Caldwell, Ohio. This aircraft is…
- [Accident 20221215013849A](https://openairdocs.org/incident/20221215013849A), Dec 15, 2022: Bell 206-L4 (N414RL), Gulf Of Mexico, LA, Destroyed. On 12/15/2022 the baton rouge flight standards district office was made aware of an aircraft accident in the ship shoal aera of the Gulf Of Mexico, involving a…
- [Accident 20221207022479A](https://openairdocs.org/incident/20221207022479A), Dec 7, 2022: Bell 206-L4 (N2036F), Hurst, TX, Substantial damage. Pilot entered autorotation in a Bell 206L4 [privacy data omitted] at 1200 feet and maintained a normal glide and flair. A banging noise was herd comming from…
- [Accident 20220719007699A](https://openairdocs.org/incident/20220719007699A), Jul 19, 2022: Bell 206L-3 (N203PA), Templeton, PA, Minor damage. Note: (the investigation of the aircraft was completed at jimmy stewart airport (kidi) not at the location of the accident. The pilot flew the aircraft here…
- [Incident 20220507002699I](https://openairdocs.org/incident/20220507002699I), May 7, 2022: Bell 206-L4 (N114SF), Little Rock, AR, Minor damage. Aircraft incident reported via the roc: Tail: LN114SF - survival flight 135 Type: B407 Time: 0145Z LOC: 5NM west of lrf Pax: 1 Rmk: hit bird, broken copilot…
- [Accident 20211028018029A](https://openairdocs.org/incident/20211028018029A), Oct 28, 2021: Bell 206L-3 (N27TK), Covelo, CA, Substantial damage. 11/10/2021 Received report of a helicopter incident that that took place near Covelo, California on 10/28/2021 The incident included 4 persons including the…
- [Accident 20210908013049A](https://openairdocs.org/incident/20210908013049A), Sep 8, 2021: Bell 206L-3 (N6516K), Tillamook, OR, Substantial damage. The pilot had just completed aerial recon of a new aerial application zone in steep, heavily wooded terrain and was climbing out of a small valley to meet the…
- [Accident 20210506008169A](https://openairdocs.org/incident/20210506008169A), May 6, 2021: Mcdonnell Douglas Heli Co 369FF (N972BW), CA, Destroyed. Shortly after takeoff encounter a dust devil from the right of the aircraft, lost lift, helicopter became incontrollable and experienced hard landing.
- [Accident 20210316005689A](https://openairdocs.org/incident/20210316005689A), Mar 16, 2021: Bell 206L-3 (N6133C), Lucerne Valley, CA, Substantial damage. The pilot reported that while flying in a southwesterly direction a gust of wind caused the nose of the aircraft to yaw to the right, which the pilot attempted…
- [Accident 20200625009859A](https://openairdocs.org/incident/20200625009859A), Jun 25, 2020: Bell Helicopter Textron 206L-1 (N5013G), Coconut Creek, FL, Destroyed. While FAA inspectors were observing the part 133 rotorcraft external load operation in [privacy data omitted], Coconut Creek Florida, at approximately 11:10…
- [Accident 20200602009229A](https://openairdocs.org/incident/20200602009229A), Jun 2, 2020: Bell 206L-3 (N65PJ), Fairfield, CA, Substantial damage, 3 fatal. On June 2, 2020, about 1330 pacific daylight time, a Bell 206-L3, N65PJ, was substantially damaged during a human external cargo (hec) operation, in support of…
- [Incident 20191101020759I](https://openairdocs.org/incident/20191101020759I), Nov 1, 2019: Bell 206L-3 (N327AE), Lancaster, OH, Minor damage. 10/31/2019, Two air evac EMS inc. (evca)aircraft mechanics performed scheduled maintenance and inspections on aircraft N327AE at AE-101 located in Lancaster,…
- [Accident 20190123000339A](https://openairdocs.org/incident/20190123000339A), Jan 23, 2019: Bell 206L-3 (N8227J), Ashland, OR, Destroyed, 1 fatal. On 01/23/2019, a pilot was operating aircraft from mfr, home base, under part 91, building hours. While flying at approximately 62DEG heading, at low airspeed,…
- [Incident 20180529006349I](https://openairdocs.org/incident/20180529006349I), May 29, 2018: Bell 206 L-3 (N512RL), Patterson, LA, Minor damage. Pilot did not notice the crane cable which was approximately 12 inches from the main rotor blades. Pilot drifted aft when picking up to a hover which caused a…
- [Incident 20180114000819I](https://openairdocs.org/incident/20180114000819I), Jan 14, 2018: Bell BHT-206-L4 (N174RL), No damage. Pilot departed SS227, aircraft engine began to surge and yaw, pilot dropped collective and popped the floats, landed in the gom, evac 1 pax, no damage to…
- [Accident 20170916020829A](https://openairdocs.org/incident/20170916020829A), Sep 16, 2017: Bell 206L-3 (N213TV), Ancho, NM, Destroyed, 1 fatal. On 9-16-2017 at 16:30 MST, a Bell 206-L3 helicopter, N213TV, registered to lin television corporation, while in cruise flight, was involved in a fatal…
- [Incident 20170906017669I](https://openairdocs.org/incident/20170906017669I), Sep 6, 2017: Bell 206-L4 (N83U), Palm Beach, FL, Minor damage. On 09/06/2017 at about 1521 UTC, aircraft N83U experienced a bird strike at cruise speed while returning to kpbi. Left windscreen was damaged but the aircraft…
- [Accident 20170201001959A](https://openairdocs.org/incident/20170201001959A), Feb 1, 2017: Bell Helicopter Textron 206L-1 (N519EH), Carson City, NV, Substantial damage. The accident flight began at 1610PST conducting left hand traffic on runway 9 at cxp. The crew conducted two straight in autorotation?s without incident. The…
- [Accident 20160929019709A](https://openairdocs.org/incident/20160929019709A), Sep 29, 2016: Bell 230 (N903SH), Fargo, ND, Substantial damage. While executing an approach to the helipad, a gust of wind lifted the nose of the aircraft forcing the tail rotor to make contact with a fence surrounding a…
- [Accident 20160406007419A](https://openairdocs.org/incident/20160406007419A), Apr 6, 2016: Bell 206-L4 (N73AW), Supai, AZ, Substantial damage. On April 06, 2016 around 1610 MST, N73AW, BHT-206-L4 impacted the terrain after attempting to land at the hilltop helipad in Supai, Arizona. The helicopter was…
- [Accident 20150724015779A](https://openairdocs.org/incident/20150724015779A), Jul 24, 2015: Md Helicopters Inc 369FF (N5842Z), Vega Baja, PR, Substantial damage. The flight departed from luis muÑoz marin international airport (sju) to a facility in arecibo, PR. While enroute at 300FT in the vicinity of cerro gordo, Vega…
- [Incident 20150708012269I](https://openairdocs.org/incident/20150708012269I), Jul 8, 2015: Bell 206-L4 (N3QY), Sacramento, CA, No damage. Uncommanded shutdown of the engine due to a shorted wire on the "close side" of the fuel shutoff valve seonoid.
- [Accident 20150601011989A](https://openairdocs.org/incident/20150601011989A), Jun 1, 2015: Bell 206-L4 (N73AW), Dewey, AZ, Substantial damage. A Bell 206, N73AW, reported engine problems, which caused the aircraft to autorotate in a field near Dewey, AZ., on 6/2/15. The helicopter was owned and…
- [Accident 20150507006129A](https://openairdocs.org/incident/20150507006129A), May 7, 2015: Bell 206L-3 (N127AE), Chesterfield, MO, Substantial damage. During a training flight conducted at the Spirit of st. Louis airport (ksus), Chesterfield, Missouri, at approximately 1500 central daylight time, may 7, 2015,…
- [Accident 20140611007949A](https://openairdocs.org/incident/20140611007949A), Jun 11, 2014: Bell 206-L4 (N207MY), Houma, LA, Destroyed, 2 fatal. Pilot and passenger were traveling from oil platform SS266B to platform ST317-A. While on a straight in approach to the platform, the aircraft began to spin to…
- [Accident 20140127000589A](https://openairdocs.org/incident/20140127000589A), Jan 27, 2014: Bell 206L-3 (N207DS), Silt, CO, Destroyed, 3 fatal. On 01/27/2014 a bht 206 L3 registration # N207DS being operated by delta bravo sierra, inc., the area of operation was the Silt, CO area. The purpose for the…
- [Accident 20131009020959A](https://openairdocs.org/incident/20131009020959A), Oct 9, 2013: Bell 206L-3 (N54LP), Patterson, LA, Destroyed, 1 fatal. Pilot brought aircraft to a 10 foot hover, as he departed he flew parallel to the flare boom. Aircraft being in transitional lift attitude, a loud noise was…
- [Accident 20130907016229A](https://openairdocs.org/incident/20130907016229A), Sep 7, 2013: Bell 206L-3 (N721LL), Amistad, NM, Destroyed. On September 7, 2013 @ 1600 MDT a Bell 206B L-3, registered to state of Illinois department of transportation hit the ground northeast of Amistad, new Mexico…
- [Accident 20130510007049A](https://openairdocs.org/incident/20130510007049A), May 10, 2013: Bell 206-L4 (N2036F), Ft Worth, TX, Substantial damage. Bell helicopter company instructor pilot and customer pilot conducting 180 degree autorotation touchdown training. Customer on the controls allowed airspeed to…
- [Accident 20130507008289A](https://openairdocs.org/incident/20130507008289A), May 7, 2013: Bell Helicopter Textron 206L-1 (N20Z), La Junta, CO, Substantial damage. On 05/07/2013 at approximately 1200 hrs. MDT, N20Z a Bell Helicopter Textron model 206L-1 long-ranger rotorcraft was substantially damaged after impacting…
- [Incident 20121119025159I](https://openairdocs.org/incident/20121119025159I), Nov 19, 2012: Bell 206-L4 (N207MY), Pflugerville, TX, Minor damage. The pilot of N207MY, while executing a high hover taxi, backed into a parked a-star helicopter (N79FX) causing minor damage. The pilot stated that he knew that…
- [Incident 20120504009409I](https://openairdocs.org/incident/20120504009409I), May 4, 2012: Bell 206L-3 (N307MH), Homer, AK, Minor damage. 5/4/2012 - During a post flight inspection the maintenance person found the tail rotor blades damaged. The proper people were notified and corrective…
- [Accident 20120312003709A](https://openairdocs.org/incident/20120312003709A), Mar 12, 2012: Bell 206L-3 (N104LP), Substantial damage. During attempted takeoff the aircraft rolled over onto right side. Main rotor blade struck the steel platform causing substaintial damage to aircraft. Pilot…
- [Accident 20111201028749A](https://openairdocs.org/incident/20111201028749A), Dec 1, 2011: Bell 206L-3 (N216TV), Wingate, NC, Substantial damage. Pilot [privacy data omitted] was demostrating a straight in autorotation in a clear grassy field. Pilot did not maintain proper control of the aircraft…
- [Accident 20110923023089A](https://openairdocs.org/incident/20110923023089A), Sep 23, 2011: Bell 206B (N204PA), Seward, AK, Substantial damage. Pilot stated that he was trying to reach his next landing site on the glacier and at first he could see under the overcast. As he progressed out over the…
- [Accident 20110513011549A](https://openairdocs.org/incident/20110513011549A), May 13, 2011: Bell 206-L4 (N266P), Theodore, AL, Substantial damage. The winds were generally from the south, which due to obstructions meant that the departure would necessarily be to either the sw or se. Each departure…
- [Accident 20110324005029A](https://openairdocs.org/incident/20110324005029A), Mar 24, 2011: Bell 206L-3 (N32041), Boothville, LA, Substantial damage. At approximately 2155 zulu, N32041 took off from an oil platform located at main pass 61A. Approximately the same time as the aircraft's take off, the oil…
- [Accident 20110317005109A](https://openairdocs.org/incident/20110317005109A), Mar 17, 2011: Bell 230 (N974RH), Abbeville, LA, Substantial damage. Pilot was asked to reposition aircraft to allow another aircraft to land on helideck. While repositioning the pilot allowed the tailrotor to strike a pole used…
- [Incident 20110215001289I](https://openairdocs.org/incident/20110215001289I), Feb 15, 2011: Bell 206L-3 (N285AE), Tulsa, OK, Minor damage. Aircraft struck by bird on vertical fin. Pilot performed precautionary landing in field.
- [Accident 20110131003209A](https://openairdocs.org/incident/20110131003209A), Jan 31, 2011: Mcdonnell D 369FF (N530RL), Avra Valley, AZ, Destroyed, 1 fatal. Aircraft crashed while landing on a pinnacle to drop off personnel to assess site for a new antenna location. Arrived at base of peak of scene of accident and…
- [Accident 20101208052209A](https://openairdocs.org/incident/20101208052209A), Dec 8, 2010: Bell 206L-3 (N955GT), Pahokee, FL, Substantial damage. FAA arrived at accident scene at approximately 1130 hrs. Palm beach sheriff was at the scene with the area secured. The pilot was not at the scene and was…
- [Incident 20100610036119I](https://openairdocs.org/incident/20100610036119I), Jun 10, 2010: Bell 206L-3 (N108PH), Port O'Conner, TX, Substantial damage. The pilot departed Port o' connor TX. His intended destination was an oil and gas platform 50 NM offshore in the gulf of Mexico. Approximately 9 NM from his…
- [Accident 20091101021479A](https://openairdocs.org/incident/20091101021479A), Nov 1, 2009: Bell 206L1 (N272M), Destroyed. Helicopter departed offshore Platform HIA442 after refueling at 1040 hours and the engine quit once helicopter cleared the offshore Platform. Pilot initiated…

All 150: https://openairdocs.org/engine/allison-250-c30-series/incidents.md

## Service difficulty reports (402, newest 50)

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

- [SDR EVCA03312026](https://openairdocs.org/sdr/EVCA03312026), Mar 25, 2026: BATTERY. UNSERVICEABLE. ELECTRICAL FAILURE, COMMS, NAV, AUTO PILOT.
- [SDR EVCA20250623001](https://openairdocs.org/sdr/EVCA20250623001), Jun 23, 2025: PUMP. FAILED. HYDRAULIC FAILURE
- [SDR EVCA20240903001](https://openairdocs.org/sdr/EVCA20240903001), Sep 2, 2024: BLOWER MOTOR. ODOR. STRONG ELECTRICAL BURNING SMELL IN CABIN. TURNED OFF THE AC AND THE SMELL WENT AWAY.
- [SDR EVCA202408120001](https://openairdocs.org/sdr/EVCA202408120001), Aug 6, 2024: ATTACH FITTING. CRACKED. UPPER LEFT TAILBOOM ATTACHMENT FITTING, TAILBOOM SIDE, CRACKED FROM EDGE TO EDGE ACROSS TWO FWD OUTBOARD RIVETS
- [SDR EVCA20240810001](https://openairdocs.org/sdr/EVCA20240810001), Jul 31, 2024: STIFFENER. CRACKED. THE STATION 145 CLIP IS CRACKED BY A RIVET HOLE ON THE RIGHT HAND SIDE.
- [SDR EVCA20240506001](https://openairdocs.org/sdr/EVCA20240506001), May 3, 2024: ENGINE. ODOR. ABORT DUE TO STRONG FUEL SMELL WITHIN AIRCRAFT
- [SDR YTRA2024012500001](https://openairdocs.org/sdr/YTRA2024012500001), Jan 24, 2024: ENGINE. SHUTDOWN. IN FLIGHT ENGINE SHUTDOWN.
- [SDR YTRA202402020001](https://openairdocs.org/sdr/YTRA202402020001), Jan 24, 2024: BLADES. SEPARATED. IN FLIGHT ENGINE SHUTDOWN. ON TEARDOWN INSPECTION IT WAS DISCOVERED THAT THE 1ST STAGE TURBINE WHEEL BLADES HAD SEPARATED FORM THE BODY OF THE WHEEL. SEE BLOCK 
- [SDR EVCA202310110001](https://openairdocs.org/sdr/EVCA202310110001), Oct 10, 2023: UNKNOWN. UNKNOWN. CREW AND PILOT NOTICED ACRID SMELL IN AIRCRAFT. CREW INITIALLY UNSURE WHETHER IS WAS ENVIRONMENTAL OR INSIDE AIRCRAFT. PILOT SAID SMELL WAS INDICITAVE OF A ELEC
- [SDR EVCA09262023](https://openairdocs.org/sdr/EVCA09262023), Sep 26, 2023: FRAME. CRACKED. CRACK IN R/H ROLLOVER CLOSE OUT PANEL APPROX 1 INCH LONG EXTENDING TO EDGE OF PANEL. P/N 206-031-117-443. THIS PART WILL PROBABLY HAVE TO BE REMOVED TO REPAIR T
- [SDR 2023FA0000571](https://openairdocs.org/sdr/2023FA0000571), Sep 14, 2023: FUEL CELL. ABNORMAL. PMA REPLACEMENT FUEL CELL IS CAUSING FUEL TO TURN GREEN. FUEL WAS SENT OUT TO A LAB TO BE TESTED AND TESTS WERE INCONCLUSIVE AS TO THE SUBSTANCE BUT IT IS SUSPE
- [SDR YV3R2023100200581](https://openairdocs.org/sdr/YV3R2023100200581), Sep 1, 2023: WIRE HARNESS. MALFUNCTIONED. CUSTOMER REPORTED HARNESS ASSEMBLY P/N: F049-012 MALFUNCTIONED, N1 INDICATOR FLUCTUATING DURING FLIGHT.
- [SDR EVCA202303220001](https://openairdocs.org/sdr/EVCA202303220001), Mar 22, 2023: PAN. LEAKING. FUEL SMELL IN AIRCRAFT CABIN. OIL/FUEL SEEP FOUND UNDER ENGINE PAN. CLEANED, INSPECTED, RESEALED ENGINE PAN DRAIN HOLE.
- [SDR 2022F00465](https://openairdocs.org/sdr/2022F00465), Nov 2, 2022: HOOK. FAILED. DURING SIDE PULL OPERATIONS, THE SIDE PULL HOOK SHAFT ASSEMBLY SHEARED IN HALF AND DEPARTED THE AIRCRAFT. VISUAL INSPECTIONS INDICATE METALLURGY ISSUES IN THE A
- [SDR EVCA20220825001](https://openairdocs.org/sdr/EVCA20220825001), Aug 24, 2022: UNKNOWN. ODOR. FUEL SMELL IN HOVER AND WHEN BANKING RIGHT. PILOT COULD NOT SMELL FUEL. ONE CREW CAN SMELL FUEL IN AFT CABIN. NO FUEL LEAKS PRESENT. CANNOT SEAL HOSE ON END TO 
- [SDR 2020FA0000167](https://openairdocs.org/sdr/2020FA0000167), Aug 11, 2021: FUEL CELL. LEAKING. LEFT FUEL CELL DEVELOPED LEAK DUE TO RUBBING WITH VERTICAL SUPPORTS AT CENTER BEAM STRUCTURE. INSTALLED ANTI-CHAFF TAPE TO ALL VERTICAL STIFFENERS. REPLACED FUE
- [SDR YV3R2020092900355](https://openairdocs.org/sdr/YV3R2020092900355), Sep 24, 2020: DUAL TACHOMETER. DEFECTIVE. CUSTOMER REPORTED DUAL TACHOMETER ASSEMBLY P/N: F792-1 NEEDLES STICK OCCASIONALLY DURING START-UP.
- [SDR EVCA202009183](https://openairdocs.org/sdr/EVCA202009183), Sep 17, 2020: COMBUSTION LINER. CRACKED. DURING INSPECTION, CRACKS WERE VISUALLY FOUND ON THE ENGINE COMBUSTION LINER.
- [SDR YV3R201911220214](https://openairdocs.org/sdr/YV3R201911220214), Nov 5, 2019: SENSOR. DEFECTIVE. CUSTOMER REPORTED SENSOR ASSEMBLY P/N: G768-3 IS DEFECTIVE.
- [SDR 2020FA0000043](https://openairdocs.org/sdr/2020FA0000043), Jul 18, 2019: RING. CRACKED. DURING AN ANNUAL INSPECTION OF THE AIRFRAME AND 200HR INSPECTION OF THE ENGINE, A CRACK IN THE SLINGER RING DISK OF THE ENGINE SHAFT WELDMENT WAS DISCOVERED. TH
- [SDR CA190814007](https://openairdocs.org/sdr/CA190814007), Jul 17, 2019: CLAMP. RUPTURED. (CAN) INITIAL INSTALLATION OF STARTER/GENERATOR P/N: RR30000412, WITH ORIGINAL QAD CLAMP ALWAYS INSTALLED IN ACCORDANCE WITH MANUFACTURER RECOMMENDATIONS OPERAT
- [SDR CA190403018](https://openairdocs.org/sdr/CA190403018), Apr 3, 2019: MOUNT. CRACKED. (CAN) BATTERY MOUNTING SHELF PN G249-1 FOUND CRACKED AT CONTACT WITH BATTERY FWD AND AFT OUTBOARD CORNERS. (TC# 20190403018)
- [SDR DXMR20200219163](https://openairdocs.org/sdr/DXMR20200219163), Mar 4, 2019: BEARING. SEIZED. DURING EXTREME COLD WEATHER, SWASHPLATE UNIBALL SEIZED ON M/R DRIVESHAFT CAUSING STIFF COLLECTIVE FORCES.
- [SDR H44R2016051300001](https://openairdocs.org/sdr/H44R2016051300001), May 11, 2016: COVER PLATE. WORN. DURING REPLACEMENT OF THE OVER RUNNING CLUTCH, A SPECIAL TOOL IS REQUIRED TO TORQUE THE INTERNAL WRENCHED RETENTION NUT INSIDE THE PTO SHAFT OF THE ENGINE. WHEN
- [SDR 2016FA0000011](https://openairdocs.org/sdr/2016FA0000011), Dec 30, 2015: ANGLE. CRACKED. THE ANGLE HAS CRACKED ON ALL OF OUR ACFT. THE ANGLE IS RIVETED AND SCREWED INTO PLACE DIRECTLY BEHIND THE LOWER LT ENGINE MOUNT. CAUSE OF THE CRACK IS UNKNOWN, 
- [SDR CA151009003](https://openairdocs.org/sdr/CA151009003), Oct 8, 2015: SHAFT. SEIZED. (CAN) WHILE TROUBLESHOOTING, AN UNCOMMANDED TORQUE OSCILLATION IN FLIGHT WHICH WAS DISCOVERED TO BE A TURBINE PROBLEM, THE ANOMALY WITH THE RECENTLY REPLACED GO
- [SDR CA151005009](https://openairdocs.org/sdr/CA151005009), Oct 2, 2015: LINE. COLLAPSED. (CAN) INLET HOSE FOR FUEL, COLLAPSED CAUSING THE NR 1 ENGINE TO FLAMEOUT.
- [SDR CA150706012](https://openairdocs.org/sdr/CA150706012), Jun 24, 2015: JAM-NUT. LOOSE. (CAN) DURING ARRIVAL INSPECTION, ONE OF THE MR PITCH CHANGE LINKS WAS FOUND TO HAVE BOTH THE UPPER & LOWER JAM NUTS LOOSE. THE UPPER NUT HAD THE REQUIRED SAFETY
- [SDR HQPR2015FA0000080](https://openairdocs.org/sdr/HQPR2015FA0000080), Feb 26, 2015: DRIVE GEAR. FAILED. DURING FLIGHT PILOT NOTICED A N2 PERCENT ROTOR/ENGINE TACHOMETER FLUCTUATION. OPERATING PERCENT IS 103.0 PERCENT AND WOULD INCREASE 1 TO 2 PERCENT ABOVE OR 1 TO
- [SDR EVCA20140717001](https://openairdocs.org/sdr/EVCA20140717001), Jul 12, 2014: MOUNT. CORRODED. DURING ACFT ENG CHANGE MX NOTED LT & RT ENG MOUNT LEGS, PN 206-064-106-101 & 206-064-107-103 SEVERELY CORRODED & REQUIRES REPLACEMENT.
- [SDR CA140627013](https://openairdocs.org/sdr/CA140627013), Jun 26, 2014: TURBINE WHEEL. FAILED. (CAN) DURING FLIGHT, THE PILOT HEARD AN ABNORMAL NOISE, SAW N1 AND N2 FLUCTUATIONS AND OBSERVED A CHIP LIGHT. HE LANDED IMMEDIATELY USING ENGINE POWER. THE HELI
- [SDR CA140627014](https://openairdocs.org/sdr/CA140627014), Jun 25, 2014: NUT. MISSING. (CAN) TURBINE ATTACH HARDWARE FOUND LOOSE AND 1 MISSING.
- [SDR Y3AR2014FA0000403](https://openairdocs.org/sdr/Y3AR2014FA0000403), Jun 18, 2014: COMBUSTION CASE. LEAKING. OUTER COMBUSTION CASE FOUND TO BE LEAKING AT WIRE MESH PATCH COVERING BUTT WELD DURING OUTER COMBUSTION CASE PRESSURE TEST.
- [SDR CA140509006](https://openairdocs.org/sdr/CA140509006), May 6, 2014: NUT. CRACKED. (CAN) DURING FIRST 100 HR INSPECTION, SPOTTED GAP, VISIBLE BOLT SHANK, BETWEEN AIRFRAME MOUNTED SPHERICAL BEARING AND F239-2, RT AFT LANDING GEAR STRUT ASSY. FU
- [SDR YTRA20140313001](https://openairdocs.org/sdr/YTRA20140313001), Mar 12, 2014: ENGINE. MAKING METAL. THE PILOT MADE A PRECAUTIONARY LANDING DUE TO AN ENG CHIP LIGHT ILLUMINATION.
- [SDR 8MHR201311050001](https://openairdocs.org/sdr/8MHR201311050001), Nov 5, 2013: COMBUSTION LINER. FAILED. THE COMBUSTION LINER FAILED. THE TABS HOLDING THE AFT OUTER SKIRT FAILED, ALLOWING THE SKIRT TO SEPARATE, AND 2 OF THE TABS WERE INGESTED IN THE TURBINE CAUSING
- [SDR 2013FA0000574](https://openairdocs.org/sdr/2013FA0000574), Sep 6, 2013: DIFFUSER. CRACKED. ENGINE WAS MAKING A HIGH PITCHED NOISE. REMOVED ENGINE ASSY AND DISASSEMBLED. FOUND COMPRESSOR DIFFUSER VANE ASSY CRACKED IN SEVERAL SPOTS AT THE BRAZE JOINTS. 
- [SDR CA131022003](https://openairdocs.org/sdr/CA131022003), Jul 31, 2013: SWASHPLATE. DAMAGED. (CAN) DURING A 100 HR INSPECTION, WE HAVE FOUND THAT 2 ALLEN BOLTS FROM THE SWASHPLATE WAS CHAFING ON THE SLIDER TUBE. THE DAMAGE WAS LOCATED ON THE FORWARD FAC
- [SDR AC2A07907102013](https://openairdocs.org/sdr/AC2A07907102013), Jul 10, 2013: COMPRESSOR. STALLED. DURING CLIMB OUT, WHILE PASSING THROUGH 200 FT, THE HELICOPTER EXPERIENCED A COMPRESSOR STALL. TORQUE READINGS WERE MAXED OUT AND THE ACFT EXPERIENCED A RT THEN
- [SDR ALGA050820137398](https://openairdocs.org/sdr/ALGA050820137398), May 7, 2013: STRAP. DETERIORATED. FOUND STRAP MATERIAL DETERIORATED AND WIRES EXPOSED ON STRAP.
- [SDR 2012FA0000814](https://openairdocs.org/sdr/2012FA0000814), Dec 7, 2012: SKIN. CRACKED. 1" CRACK ON LT SIDE OF TRANSMISSION UPPER CABIN ROOF SHELL STARTING AT A ROW OF RIVETS, SECOND INBD RIVET FS 146.3, LBL APPROX 8.65. REPAIRED IAW REPAIR NR 12RL
- [SDR 2012FA0000769](https://openairdocs.org/sdr/2012FA0000769), Nov 7, 2012: LONGERON. CRACKED. CRACK FOUND ON LONGERON, ORIGINATING FROM UPPER FWD OTBD RIVET AT BS 228.
- [SDR ALGA2012110729129](https://openairdocs.org/sdr/ALGA2012110729129), Nov 6, 2012: UNKNOWN. UNKNOWN. ON INITIAL ROLL UP OF THROTTLE, THE RPM WAS NOTED AS WELL ABOVE 101 PERCENT AND WAS "BEEPED" DOWN TO 100 PERCENT. FIVE MINUTES INTO THE FLIGHT THE RPM WAS NOTED
- [SDR H5FA2012F00177](https://openairdocs.org/sdr/H5FA2012F00177), Oct 3, 2012: BLADE. BENT. TAIL ROTOR BLADE T/E SKIN DEFORMED AT CORDWISE BALANCE WEIGHT.
- [SDR AC2A201210010001](https://openairdocs.org/sdr/AC2A201210010001), Oct 1, 2012: COMBUSTION CASE. CRACKED. AFTER APPROACH TO INTRACOASTAL, WHILE IN A HOVER, BEGAN RIGHT PEDAL TURN TO TAXI TO THE PAD. LOOKED AT TORQUE GAUGE BEFORE BEGINNING RIGHT PEDAL TURN. TORQUE WA
- [SDR EVCA201207300033](https://openairdocs.org/sdr/EVCA201207300033), Jul 30, 2012: STRUCTURE. DELAMINATED. FOUND DELAMINATION ON FWD TUB DURING INSPECTION.
- [SDR AC2A66K07172012](https://openairdocs.org/sdr/AC2A66K07172012), Jul 17, 2012: B-NUT. LOOSE. NR 1 ENGINE FUEL PRESSURE WARNING LIGHT ILLUMINATED IN FLIGHT. FOLLOWED EMERGENCY PROCEDURES CHECKLIST AND RETURNED TO BASE. MX FOUND A LOOSE B-NUT ON PRESSURE 
- [SDR EVCA201206270031](https://openairdocs.org/sdr/EVCA201206270031), Jun 19, 2012: COLLECTOR. CRACKED. ON ROUTINE INSPECTION FOUND CRACKS IN THE REPAIR WELDS ON THE ENGINE EXHAUST COLLECTOR ASSEMBLY.
- [SDR ALGA2012060802](https://openairdocs.org/sdr/ALGA2012060802), Jun 4, 2012: OIL SYSTEM. LOW PRESSURE. AFTER TAKEOFF, NR 2 ENGINE OIL PRESSURE LIGHT ILLUMINATED WITH CORRESPONDING LOW PRESSURE ON GAUGE. NR 2 CHIP LIGHT ILLUMINATED ON FINAL APPROACH BACK TO PATTER
- [SDR 2012F00097](https://openairdocs.org/sdr/2012F00097), May 4, 2012: BLADE. DENTED. DAILY AIRCRAFT CHECK NOTED DENTS ON TAIL ROTOR BLADES OUTER SURFACE. NON-SHARP DENTS ON OTBD FACE OF BOTH BLADES. NO INDICATION OF STRIKE TO BLADE L/E.

All 402: https://openairdocs.org/engine/allison-250-c30-series/reports.md

## STCs that may be installed (OpenAirDocs) (6)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [STC SE00057AT](https://openairdocs.org/stc/SE00057AT): Installation of Aeronautical Accessories, Inc., Pc Safety Valve Kit. Bell Helicopter Textron Inc
- [STC SE00014EN](https://openairdocs.org/stc/SE00014EN): Installation of the Pratt & Whitney Engine Services, Inc. CrossCheck Engine Monitor Kit P/N HUMS-K-071-1, Rev. A on the specified PT6A engine models and kit P/N HUMS-K-071-2 on the specified A250 engine models. Pratt & Whitney Engine Services Inc
- [STC SE00026EN](https://openairdocs.org/stc/SE00026EN): Installation of Pratt & Whitney Engine Services Inc. IntelliStart Plus Electronic Control Unit (ECU), P/N DPU-K-010 on specified 250 engine models. Pratt & Whitney Engine Services Inc
- [STC SE578GL](https://openairdocs.org/stc/SE578GL): Installation of a fuel flow transducer. Shadin Avionics. Lists 250-C30G/2
- [STC ST00037AT](https://openairdocs.org/stc/ST00037AT): Unison igniter plugs, P/N 9044400-1. Unison Industries
- [STC SQ00338AT](https://openairdocs.org/stc/SQ00338AT): Unison igniter leads, P/N9048222-101, 102, 103, 104, 105, 106. Unison Industries

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