AD 82-24-03
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 707-100 Long Body | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 707-100B Long Body | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 707-100B Short Body | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 707-200 | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 707-300 Series | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 707-300B Series | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 707-300C Series | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 707-400 Series | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 720 Series | BOEING Model 707/720 Series Airplanes |
| aircraft | The Boeing Company | 720B Series | BOEING Model 707/720 Series Airplanes |
Unsafe Condition
Cracks in the nacelle strut diagonal brace and associated fittings due to fatigue.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect nacelle strut diagonal braces and associated fittings within 500 landings after the effective date using Boeing Service Bulletin A3364, Rev. 3, NSC2 or later FAA-approved revisions. Repeat inspections at intervals specified in Tables 1, 2, and 3. Replace cracked parts or those oversized beyond limits before further flight. For Group III, IV, and VI airplanes, replace diagonal brace assembly if outboard diagonal brace end fitting attach holes are oversized beyond limits within 1000 landings since oversizing.
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Compliance Time
within 500 landings after the effective date
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Affected Aircraft
Boeing Model 707/720 series airplanes listed in Boeing Service Bulletin A3364, Revision 3, NSC-2 and later FAA approved revisions with nacelle strut diagonal braces and associated fittings that have accumulated 7500 or more landings.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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