Airworthiness Directives (ADs)
87-747-284
The aircraft owner or operator shall comply with Airworthiness Directives issued by the CAA or the aeronautics authority of the State of Design (SoD) of the aviation products, appliances and parts, and take all necessary actions thereto.
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Issue Date
- 1998/10/01
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Applicability
- 747
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Model Number
- 747
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CAA AD Number
- 87-747-284
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Aeronautics Authority of Original AD
- FAA
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Original AD Number
- 98-20-20
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Effective Date
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Subject
- To detect and correct fatigue cracking of the upper segment of the bulkhead web, which could result in rapid depressurization of the airplane, and consequent reduced controllability of the airplane.
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Reference Publications (Revision/ATA/SB)
- AD 87-23-10, ASB 747-53A2275R6, SB 747-53-2275R1R2R3R4R5R6
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Remarks
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Download
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