Superseded. This AD was superseded by AD 2021-07-05. Verify which one applies to your serial and effectivity before any maintenance action.
AD 2007-26-52
Effective 05/27/2008 · Published 05/09/2008
Airworthiness Directives; Agusta S.p.A. Model A109C, A109E, and A109K2 Helicopters
Summary
This document supersedes Airworthiness Directive (AD) 2001-24- 07 R1 and adopts AD 2007-26-52, which was sent previously to all known U.S. owners and operators of Agusta S.p.A. (Agusta) Model A109C, A109E, and A109K2 helicopters by individual letters. This AD requires inspections for swelling, deformation, bonding separation, or a crack on each main rotor blade (MRB) with a certain tip cap installed, and if any of t…