Nut

November 27, 2013 - 8:40am

The FAA has issued a final rule to adopt a new Airworthiness Directive (AD) for the sliding doors on the Eurocopter AS350B, AS350BA, AS350B1, AS350B2, AS350B3, AS350C, AS350D, AS350D1, AS355E, AS355F, AS355F1, AS355F2, AS355N and AS355NP. The AD does not apply to aircraft that have modification AL 4262. The AD, which requires removing specified nuts and washers from the lower ball-joint bolt, was prompted by a report of a sliding door detaching from the helicopter in flight.

March 31, 2009 - 4:48am

Aerospatiale AS 350-BA, Princeville, Hawaii, March 8, 2007–The NTSB determined the probable cause of the AS 350 crash was the failure of maintenance personnel to properly tighten (torque) the flight control servo lower attachment clevis and reinstall a functioning lock washer, which resulted in a flight control disconnect and complete loss of helicopter control.

October 3, 2007 - 9:29am

A special airworthiness information bulletin recommends that operators of Mitsubishi MU-2Bs comply with recently issued service bulletins (SBs) for a one-time inspection to check for corrosion and the proper torque of wing attach barrel nuts and bolts. The SBs were based on the discovery of a fractured barrel nut during a routine inspection.

July 23, 2007 - 10:32am

A pair of submissions to NBAA’s Air Mail Internet forum underscore the importance of preflight awareness. A Challenger crew taxiing for takeoff from an unattended airport received a radio call (from an unspecified hero) alerting them to a potentially dangerous situation. Unable to remove the small-airplane chock from behind one of the mainwheels, the crew had moved the front chock out of the way and started up.

October 10, 2006 - 7:55am

The FAA has issued a Special Airworthiness Information Bulletin for certain Beech King Air F90/100/200s and Beech 99s. It details recent failures of main landing gear actuator nut assemblies (part numbers GMD115-810029-17 and -23) built by General Machine-Diecron (GMD), of Griffin, Ga. The assembly isinstalled only in aircraft thathave electrical/mechanical mainlanding gear systems.

 
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