CTHIn ForceLegislation
AD/B747/339 - Fuselage Lower Lobe Skin STA 741 to STA 1741
Boeing 747 Series AeroplanesBoeing 747 Series Aeroplanes
Start here
Get a plain-English read of Boeing 747 Series Aeroplanes
Turn the raw legal text into a practical explanation grounded in AD/B747/339 - Fuselage Lower Lobe Skin STA 741 to STA 1741.
Boeing 747 Series Aeroplanes
| AD/B747/339 | Fuselage Lower Lobe SkinSTA 741 to STA 1741 | 3/2006 |
|---|
| Applicability: | Model 747-400, -400D, and -400F series aircraft; as identified in Boeing Alert Service Bulletin 747-53A2505 original issue, or later FAA approved revision. |
|---|---|
| Requirement: | Action in accordance with the technical requirements of FAA AD 2005-25-26Amdt 39-14419. |
| Compliance: | As specified in the Requirement document, with a revised effective date of16 March 2006. |
| This Airworthiness Directive becomes effective on 16 March 2006. | |
| Background: | The FAA received reports of skin corrosion in the cargo compartments of four Model 747 series aircraft that were delivered between 1995 and 1999. Such corrosion, unless detected and corrected, could penetrate the thickness of the skin and cause cracking, which could result in rapid decompression of the aircraft. |
Image unavailable in extracted text
David Punshon
Delegate of the Civil Aviation Safety Authority
17 January 2006