AD 84-05-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 767-200 Series | BOEING Model 767-200 Series Airplanes |
Unsafe Condition
Cracks in the upper support fittings and breakage in the bolts common to the pivot hinge fitting and the BS 1809.5 bulkhead intercostal fitting could lead to loss of horizontal stabilizer structural integrity.
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Required Actions
Inspect upper support fittings for cracks using penetrant inspection and check bolts for breakage every 300 landings. Visually inspect surrounding structure for cracks. If cracks are found in the upper support fitting but not the surrounding structure, modify the airplane before further flight. If cracks are found in the surrounding structure, repair before further flight. By 6000 landings, complete the modification in Boeing Service Bulletin 767-53-2 to end repetitive inspections. Ferrying allowed under FAR 21.197/199. Adjust intervals with FAA approval.
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Compliance Time
Prior to the accumulation of 3000 landings, and thereafter at intervals not to exceed 300 landings. The modification must be accomplished prior to accumulation of 6000 landings.
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Affected Aircraft
Boeing Model 767-200 series airplanes listed in Boeing Service Bulletin No. 767-53-2 dated August 19, 1983, or later FAA approved revisions.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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