# NTSB investigations: Airframe/component/system failure/malfunction

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 34 of 79 · 3,929 cases

## Cases, newest first

- [NTSB NYC95LA163](https://openairdocs.org/ntsb/NYC95LA163.md): Helio H-295 · Block Island, RI · Accident · No injuries · Limited investigation · Final report · Jun 30, 1995 · N316LM · Substantial damage
  > the failure of the crosswind castering gear to remain locked on the right main gear during the takeoff roll which resulted in directional control not possible.
- [NTSB LAX95IA229](https://openairdocs.org/ntsb/LAX95IA229.md): Boeing 737-200 · Elko, NV · Incident · No injuries · Incident investigation · Final report · Jun 29, 1995 · N457TM · Minor damage
  > in-flight separation of the aileron as a result of inadequate bonding.
- [NTSB SEA95FA128](https://openairdocs.org/ntsb/SEA95FA128.md): Luscombe 8A · Hubbard, OR · Accident · 2 fatal · Field investigation · Final report · Jun 25, 1995 · N719JX · Destroyed
  > The failure of the maintenance personnel who rebuilt the aircraft to properly install the wing lower lift strut attachment bolts. Contributing to the accident was the failure of another maintenance person to adequately inspect the aircraft for properly…
- [NTSB SEA95LA126](https://openairdocs.org/ntsb/SEA95LA126.md): Bell 47G-2 · Zillah, WA · Accident · Serious injuries · Limited investigation · Final report · Jun 24, 1995 · N1968H · Substantial damage
  > The failure of company maintenance personnel to perform adequate inspections of the helicopter, and the failure of the cyclic control rod due to corrosion.
- [NTSB FTW95LA258](https://openairdocs.org/ntsb/FTW95LA258.md): Beech 35 · Kingston, OK · Accident · Serious injuries · Limited investigation · Final report · Jun 23, 1995 · N5273C · Substantial damage
  > A malfunction of the propeller governor due to a loose control cable.
- [NTSB LAX95LA216](https://openairdocs.org/ntsb/LAX95LA216.md): Bell 47-G5 · Coalinga, CA · Accident · No injuries · Limited investigation · Final report · Jun 18, 1995 · N7923J · Destroyed
  > clutch slippage for undetermined reasons. A factor in the accident was the helicopter's low above ground altitude, which limited the pilot's time and ability to recover main rotor rpm.
- [NTSB FTW95LA240](https://openairdocs.org/ntsb/FTW95LA240.md): Ayres S2R-T34 · Iowa, LA · Accident · No injuries · Limited investigation · Final report · Jun 14, 1995 · N627LL · Substantial damage
  > The failure of the right brake due to the hydraulic fluid leaking. Factors were proper alignment not possible and the close proximity of the ditch.
- [NTSB BFO95LA063](https://openairdocs.org/ntsb/BFO95LA063.md): Beech F33A · Ft Washington, MD · Accident · Minor injuries · Limited investigation · Final report · Jun 11, 1995 · N1775B · Destroyed
  > A loss of engine power for an undetermined reason(s).
- [NTSB ATL95MA106](https://openairdocs.org/ntsb/ATL95MA106.md): Douglas DC-9-32 · Atlanta, GA · Accident · Serious injuries · Class 1 · Major · Final report · Jun 8, 1995 · N908VJ · Substantial damage
  > failure of Turk Hava Yollari maintenance and inspection personnel to perform a proper inspection of a 7th stage high compressor disc, thus allowing the detectable crack to grow to a length at which the disc ruptured, under normal operating conditions,…
- [NTSB CHI95LA186](https://openairdocs.org/ntsb/CHI95LA186.md): Beech A35 · Jacksonville, IL · Accident · No injuries · Limited investigation · Final report · Jun 4, 1995 · N8640A · Substantial damage
  > improper maintenance and inspection of the airplane's ruddervators.
- [NTSB ATL95LA117](https://openairdocs.org/ntsb/ATL95LA117.md): Piper PA-24-250 · Columbia, SC · Accident · No injuries · Limited investigation · Final report · Jun 4, 1995 · N7392P · Substantial damage
  > The misalignment of the nose gear centering track and roller assemblies which precluded landing gear extension.
- [NTSB NYC95FA129](https://openairdocs.org/ntsb/NYC95FA129.md): Cessna T210N · Monkton, VT · Accident · 2 fatal · Field investigation · Final report · Jun 1, 1995 · N4602U · Destroyed
  > failure of the pilot to maintain sufficient altitude or clearance from mountainous terrain. Factors related to the accident were: loss of electrical power for undetermined reason(s), darkness, and the mountainous terrain.
- [NTSB FTW95LA239](https://openairdocs.org/ntsb/FTW95LA239.md): Bell 47G-5 · Falfurrias, TX · Accident · No injuries · Limited investigation · Final report · May 30, 1995 · N1502L · Substantial damage
  > Inadvertent installation of an unapproved part (tail rotor gear/drive assembly), that became excessively worn since it did not conform to the manufacturer's specification, resulting in failure of the associated tail rotor bearing (also an unapproved part),…
- [NTSB MIA95LA140](https://openairdocs.org/ntsb/MIA95LA140.md): Moncrief Zodiac 601 · Fernandina Bch, FL · Accident · No injuries · Limited investigation · Final report · May 28, 1995 · N18FL · Substantial damage
  > The failure of maintenance personnel to adequately torque the propeller bolts during the last inspection resulting in the bolt failures and the loss of the propeller.
- [NTSB FTW95LA219](https://openairdocs.org/ntsb/FTW95LA219.md): Hispano Aviacion HB-200 · Fort Worth, TX · Accident · Minor injuries · Limited investigation · Final report · May 25, 1995 · N212AM · Substantial damage
  > The failure of the hydraulic actuator for the right main landing gear. A factor was the false landing gear indications provided by the landing gear indicating system.
- [NTSB FTW95LA216](https://openairdocs.org/ntsb/FTW95LA216.md): Gates Learjet 35A · Rogers, AR · Accident · No injuries · Limited investigation · Final report · May 23, 1995 · N450MC · Substantial damage
  > The failure of the right outboard tire for undetermined reason.
- [NTSB MIA95LA131](https://openairdocs.org/ntsb/MIA95LA131.md): Aerospatiale AS-350B · Tampa, FL · Accident · Serious injuries · Limited investigation · Final report · May 20, 1995 · N35AH · Substantial damage
  > The failure of the pilot to follow manufacturers procedures after failure of the hydraulic system resulting in loss of control of the helicopter. Contributing to the accident was the failure of maintenance personnel to follow manufacturers procedures for…
- [NTSB FTW95LA212](https://openairdocs.org/ntsb/FTW95LA212.md): Piper PA-23-160 · Owasso, OK · Accident · No injuries · Limited investigation · Final report · May 20, 1995 · N3245P · Substantial damage
  > The failures of the landing gear hydraulic pump and the emergency gear extension system as result of inadequate maintenance by maintenance personnel.
- [NTSB SEA95IA102](https://openairdocs.org/ntsb/SEA95IA102.md): Fairchild SA227-AC · Spokane, WA · Incident · No injuries · Incident investigation · Final report · May 17, 1995 · N2727B · No damage
  > A shorted electrical wiring on the elevator trim system.
- [NTSB LAX95LA189](https://openairdocs.org/ntsb/LAX95LA189.md): Ryan Navion · Flagstaff, AZ · Accident · Minor injuries · Limited investigation · Final report · May 16, 1995 · N41151 · Substantial damage
  > The owner/pilot improper installation of the propeller by failing to properly connect the pitch change mechanism.
- [NTSB NYC95LA108](https://openairdocs.org/ntsb/NYC95LA108.md): Cessna 310J · Ararat, PA · Accident · No injuries · Limited investigation · Final report · May 13, 1995 · CFSLE · Substantial damage
  > The complete loss of electrical power for undetermined reasons, and the pilot's improper decision to make an off-airport landing.
- [NTSB SEA95LA099](https://openairdocs.org/ntsb/SEA95LA099.md): Cessna 310K · Sequim, WA · Accident · Minor injuries · Limited investigation · Final report · May 12, 1995 · N6912L · Substantial damage
  > Failure of an undetermined aircraft component, which resulted in a severe vibration, and subsequent ditching at sea. A factor relating to the accident was: the pilot's low cruising altitude (over water) of less than 1,000 feet, which limited his ability to…
- [NTSB LAX95LA177](https://openairdocs.org/ntsb/LAX95LA177.md): Beech C23 · Red Bluff, CA · Accident · Serious injuries · Limited investigation · Final report · May 2, 1995 · N6636R · Substantial damage
  > the separation of the throttle linkage due to improper installation, and the pilot's misjudgement of the glide path necessary to reach the runway prior to shutting down the engine.
- [NTSB SEA95LA087](https://openairdocs.org/ntsb/SEA95LA087.md): Cessna 172 · Twisp, WA · Accident · Minor injuries · Limited investigation · Final report · May 1, 1995 · N2548Y · Substantial damage
  > The improper installation of a nose landing gear assembly bolt (no cotter key installed) by unknown maintenance personnel. This led to a failure of the nose landing gear steering and subsequent noseover during landing rollout.
- [NTSB CHI95IA342](https://openairdocs.org/ntsb/CHI95IA342.md): Airbus Industrie A320-211 · Minneapolis, MN · Incident · No injuries · Incident investigation · Final report · Apr 28, 1995 · N331NW · No damage
  > inadequate design of the fly-by-wire flight control system which allowed false signals from the sidestick transducer units to generate uncommanded rolls.
- [NTSB ATL95FA092](https://openairdocs.org/ntsb/ATL95FA092.md): Wittman O&O · Stevenson, AL · Accident · 2 fatal · Field investigation · Final report · Apr 27, 1995 · N41SW · Destroyed
  > Aileron-wing flutter induced by separation at the trailing edge of an unbonded portion of wing fabric at an aileron wing station. The debonding of the wing fabric was a result of improper installation.
- [NTSB MIA95LA129](https://openairdocs.org/ntsb/MIA95LA129.md): Pitts S-2B · Naples, FL · Accident · No injuries · Limited investigation · Final report · Apr 26, 1995 · N711BT · Substantial damage
  > The failure of the tail wheel landing gear system for undetermined reasons. This resulted in an on-ground loss of control on landing rollout, ground loop, and collapse of the right main landing gear.
- [NTSB LAX95TA171](https://openairdocs.org/ntsb/LAX95TA171.md): Bell 206-L4 · Thermal, CA · Accident · No injuries · Final report · Apr 26, 1995 · N6197N · Substantial damage
  > The CFI's failure to follow the flight manual procedures by using full up collective during an autorotation landing.
- [NTSB SEA95LA078](https://openairdocs.org/ntsb/SEA95LA078.md): Bell UH-1B · Walla Walla, WA · Accident · Serious injuries · Limited investigation · Final report · Apr 22, 1995 · N39SD · Substantial damage
  > Total failure of the freewheeling sprag unit. A factor to the accident was: suitable terrain was not available for landing.
- [NTSB FTW95FA177](https://openairdocs.org/ntsb/FTW95FA177.md): Beech 60 · Cheyenne, WY · Accident · 1 fatal · Field investigation · Final report · Apr 21, 1995 · N711PS · Destroyed
  > The pilot's failure to maintain aircraft control. Factors were the instrument weather conditons and the excessive workload imposed on the solo pilot attempting to deal with an emergency situation while flying in instrument meteorological conditions.
- [NTSB CHI95LA130](https://openairdocs.org/ntsb/CHI95LA130.md): Brantly Helicopter B-2B · Winfield, KS · Accident · No injuries · Limited investigation · Final report · Apr 19, 1995 · N2198U · Substantial damage
  > The total failure of the rotor drive system clutch assembly due to excessive wear of the clutch assembly. A factor in this accident was the soft ground in the emergency landing area.
- [NTSB SEA95IA082](https://openairdocs.org/ntsb/SEA95IA082.md): Fairchild SA-227 · Pasco, WA · Incident · No injuries · Incident investigation · Final report · Apr 16, 1995 · N385PH · Minor damage
  > Improper installation of the rudder trim actuator rod by company maintenance personnel which resulted in binding and fracture of the rod.
- [NTSB LAX95LA158](https://openairdocs.org/ntsb/LAX95LA158.md): Robinson R-22B · Lakeport, CA · Accident · No injuries · Limited investigation · Final report · Apr 11, 1995 · N4015Y · Substantial damage
  > the student's misjudged landing flare and his failure to verify the validity of the low rotor warning. Factors in the accident were the company management's continued use of the helicopter in flight training operations with a known discrepancy in the main…
- [NTSB ATL95FA078](https://openairdocs.org/ntsb/ATL95FA078.md): Piper PA-34-200T · Covington, TN · Accident · 2 fatal · Field investigation · Final report · Apr 8, 1995 · N6390C · Destroyed
  > The pilot exceeded the design stress limits of the aircraft and subsequent overload failures of the stabilator and wing spars.
- [NTSB CHI95IA119](https://openairdocs.org/ntsb/CHI95IA119.md): Boeing 737-222 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Apr 7, 1995 · N9090U · Minor damage
  > the inadequacy or deterioration of lubricating grease in the wheel bearing, which led to the total bearing failure and subsequent loss of the wheel. Factors were the insufficiently defined procedures for repacking the bearing, along with an insufficient…
- [NTSB LAX95LA151](https://openairdocs.org/ntsb/LAX95LA151.md): Andris KR2 · Turlock, CA · Accident · Minor injuries · Limited investigation · Final report · Apr 3, 1995 · N22955 · Destroyed
  > the failure of the propeller attach bolt retaining cotter pin, and the pilot/builder's inadequate preflight inspection of the aircraft prior to the attempted flight.
- [NTSB FTW95IA156](https://openairdocs.org/ntsb/FTW95IA156.md): Boeing 727-276 · Dfw Airport, TX · Incident · Minor injuries · Incident investigation · Final report · Apr 3, 1995 · XASIJ · Minor damage
  > The improper use of the evacuation slide by the flight attendant. A factor was the short in the number 1 engine fire warning system, which motivated the captain to order an evacuation.
- [NTSB CHI95IA116](https://openairdocs.org/ntsb/CHI95IA116.md): de Havilland DHC-8-102 · Moline, IL · Incident · No injuries · Incident investigation · Final report · Apr 3, 1995 · N828MA · No damage
  > the defective weld and the subsequent in flight failure of the welded plug located in the piston of the roll spoiler actuator. The manufacturer's inadequate design is a related factor.
- [NTSB LAX95LA146](https://openairdocs.org/ntsb/LAX95LA146.md): Bell 206B · Pacific Ocean (Pacific Ocean) · Accident · Serious injuries · Limited investigation · Final report · Mar 21, 1995 · N2223P · Destroyed
  > the loss of tail rotor control for undetermined reasons.
- [NTSB LAX95IA142](https://openairdocs.org/ntsb/LAX95IA142.md): Beech 1900C · Los Angeles, CA · Incident · No injuries · Incident investigation · Final report · Mar 17, 1995 · N1568W · Minor damage
  > An axial shift of the outer bearing roller for an undetermined reason, resulting in erosion and failure of the flap track hinge bracket/bearing assembly. Factors relating to the incident were: the roller bearing and associated bracket assembly within the…
- [NTSB CHI95LA096](https://openairdocs.org/ntsb/CHI95LA096.md): Cessna T210N · Rockford, IL · Accident · No injuries · Limited investigation · Final report · Mar 7, 1995 · N6622N · Substantial damage
  > A disconnect of the alternator belt, and failure of the pilot to attain a down and locked condition of the gear with the emergency extension system.
- [NTSB NYC95IA065](https://openairdocs.org/ntsb/NYC95IA065.md): Fokker F28-4000 · Huntington, WV · Incident · No injuries · Incident investigation · Final report · Mar 4, 1995 · N479AU · Minor damage
  > The fatigue fracture of the left main landing gear upper torque link.
- [NTSB SEA95LA058](https://openairdocs.org/ntsb/SEA95LA058.md): Mooney M20C · Omak, WA · Accident · No injuries · Limited investigation · Final report · Mar 3, 1995 · N7836V · Substantial damage
  > The elevator push rod separation due to fatigue. Factors contributing to the accident were the pilot in command's failure to insure compliance with the airworthiness directive and the frozen push rod bearing.
- [NTSB FTW95IA124](https://openairdocs.org/ntsb/FTW95IA124.md): Fairchild SA227-AC · Austin, TX · Incident · No injuries · Incident investigation · Final report · Feb 27, 1995 · N369AE · No damage
  > The failure of the misrouted rudder control cable due to improper installation during scheduled replacement to comply with an airworthiness directive.
- [NTSB CHI95LA093](https://openairdocs.org/ntsb/CHI95LA093.md): Bell 206L · Maryland Hts, MO · Accident · No injuries · Limited investigation · Final report · Feb 27, 1995 · N970CC · Substantial damage
  > Fatigue failure of two attachment bolts that connected the driveshaft to the geared portion of a driveshaft coupling. Factors relating to the accident were: inadequate maintenance, uneven terrain in the touchdown area for the forced landing, and the…
- [NTSB NYC95LA059](https://openairdocs.org/ntsb/NYC95LA059.md): Beech 95 · Millbrook, NY · Accident · Minor injuries · Limited investigation · Final report · Feb 20, 1995 · N8226D · Substantial damage
  > The pilot's failure to manually extend the landing gear which resulted in the landing gear collapsing. A factor was the intermittent loss of electrical power.
- [NTSB FTW95LA120](https://openairdocs.org/ntsb/FTW95LA120.md): Cessna T210M · Montrose, CO · Accident · No injuries · Limited investigation · Final report · Feb 17, 1995 · N6094B · Substantial damage
  > The bent landing gear emergency extension assembly and the accumulation of airframe ice which interfered with landing gear activation. A factor was the alternator failure for unknown reasons.
- [NTSB LAX95LA109](https://openairdocs.org/ntsb/LAX95LA109.md): Hiller UH-12E · Arvin, CA · Accident · No injuries · Limited investigation · Final report · Feb 15, 1995 · N5335V · Substantial damage
  > The seizure of the transmission due to lack of lubrication from a plugged oil supply line.
- [NTSB SEA95LA051](https://openairdocs.org/ntsb/SEA95LA051.md): Sikorsky S-58JT · Marblemount, WA · Accident · Serious injuries · Limited investigation · Final report · Feb 13, 1995 · N1099T · Substantial damage
  > Fatigue failure of the main rotor driveshaft.
- [NTSB ATL95FA049](https://openairdocs.org/ntsb/ATL95FA049.md): Cessna 150J · Piedmont, SC · Accident · 1 fatal · Field investigation · Final report · Feb 11, 1995 · N607BB · Destroyed
  > The pilot's inappropriate 'buzzing' that resulted in exceeding the airplane's design stress limits, the failure of the windshield, and the pilot's subsequent loss of control and impact with the ground.

Next page: https://openairdocs.org/ntsb.md?occurrence=130&page=35

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=130&page=34

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