Boeing 767 Series Aeroplanes
Boeing 767 Series Aeroplanes
Boeing 767 Series Aeroplanes
| AD/B767/251 | Aft Pressure Bulkhead | 6/2009 |
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| Applicability: | Model 767-200 and 767-300 series aircraft, as identified in Boeing Alert Service Bulletin 767-53A0147, dated 16 August 2007, or later FAA approved revision. |
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| Requirement: | Action in accordance with the technical requirements of FAA AD 2009-06-19Amdt 39-15856. |
| Compliance: | As specified in the Requirement document, with a revised effective date of4 June 2009. |
| This Airworthiness Directive becomes effective on 4 June 2009. | |
| Background: | FAA AD 2009-06-19 results from analysis that indicates fatigue cracks of the web lap splice, tear strap splice, or super tear strap splice of the aft bulkhead are expected to occur on certain Model 767-200 and -300 series aircraft. Undetected fatigue cracking of the aft pressure bulkhead could result in rapid decompression of the aircraft and possible damage or interference with aircraft control systems, and consequent loss of controllability of the aircraft. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
17 April 2009