AD 2000-10-23
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 747-100 | Airworthiness Directives; Boeing Model 747-100, -200, -300, 747SR, and 747SP Series Airplanes |
Unsafe Condition
Fatigue cracking of the longeron splice fittings at stringer 11, on the left and right sides at body station 2598, which could result in reduced controllability of the horizontal stabilizer.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Perform a one-time detailed visual inspection to detect cracking of the longeron fittings at stringer 11, on the left and right sides at body station 2598, as specified in the AD. If no crack is found, repeat the inspection one time and thereafter at intervals not to exceed 3,000 flight cycles or 18,000 flight hours. If a crack is found, replace the cracked fitting with a new fitting prior to further flight and repeat the inspection as specified.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 1,800 flight cycles or 7,000 flight hours after the effective date of this AD, whichever occurs first.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 747-100, -200, -300, 747SR, and 747SP series airplanes; having line positions 201 through 886 inclusive; certificated in any category.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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