Superseded. This AD was superseded by AD 2014-12-01. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2013-11-05
Effective 06/19/2013 · Published 06/04/2013
Airworthiness Directives; Bell Helicopter Textron, Inc. (Bell) Helicopters
Summary
We are adopting a new airworthiness directive (AD) for Bell Model 214B, 214B-1, and 214ST helicopters with a certain tail rotor hanger bearing (bearing) installed. This AD requires inspecting the bearing to determine whether an incorrectly manufactured seal material is installed on the bearing. This AD is prompted by a report that certain bearings were manufactured with an incorrect seal material that does not meet…