AD 2001-03-13
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 707 | Airworthiness Directives; Boeing Model 707 Series Airplanes |
Unsafe Condition
Cracking of the upper skin of the wing, which could result in reduced structural integrity of the wing.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Modify the upper skin of the wing at wing stringers 10A and 11A on both wings, in accordance with Boeing Service Bulletin 2378, Revision 1. If any crack is found during the high frequency eddy current inspection, repair it prior to further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 24 months after the effective date of this AD, or prior to the accumulation of 20,000 total flight hours, whichever occurs later.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 707 series airplanes, as listed in Boeing Service Bulletin 2378, Revision 1, dated June 30, 1967, 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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.