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AD/B747/352 - Overlapped Skin Panels in the Fuselage Skin Lap Joints
Boeing 747 Series AeroplanesBoeing 747 Series Aeroplanes
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Boeing 747 Series Aeroplanes
| AD/B747/352 | Overlapped Skin Panels in theFuselage Skin Lap Joints | 13/2006 |
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| Applicability: | Model 747-100, -100B, -100B SUD, -200B, -200C, -200F, -300, -400, -400D, -400F, 747SR, and 747SP aircraft; as identified in Boeing Alert Service Bulletin747-53A2501 original issue, dated 24 March 2005, or later FAA approved revision. |
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| Requirement: | Action in accordance with the technical requirements of FAA AD 2006-22-09 Amdt 39-14806. |
| Compliance: | As specified in the Requirement document, with a revised effective date of21 December 2006. |
| This Airworthiness Directive becomes effective on 21 December 2006. | |
| Background: | The FAA received a report indicating that an operator found multiple small cracks in the overlapped skin panels in the fuselage skin lap joints. Such cracking, unless detected and corrected, could join together and result in reduced structural capability in the skin and consequent rapid decompression of the aircraft. |
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David Villiers
Delegate of the Civil Aviation Safety Authority
8 November 2006