AD 2013-05-14
Effective 04/26/2013 · Published 03/22/2013
Airworthiness Directives; Bell Helicopter Textron, Inc.
Summary
We are adopting a new airworthiness directive (AD) for Bell Helicopter Textron, Inc. (Bell), Model 412 and 412EP helicopters. This AD requires establishing a lower life limit on certain swashplate outer ring assemblies (outer ring), revising the retirement life on the components' history card or equivalent record, and revising the maintenance manual or Instructions for Continued Airworthiness (ICA). This AD also pro…