AD 75-24-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 707-300 Series | BOEING Model 707-300, -300B, -300C and -400 Series Airplanes |
| aircraft | The Boeing Company | 707-300B Series | BOEING Model 707-300, -300B, -300C and -400 Series Airplanes |
| aircraft | The Boeing Company | 707-300C Series | BOEING Model 707-300, -300B, -300C and -400 Series Airplanes |
| aircraft | The Boeing Company | 707-400 Series | BOEING Model 707-300, -300B, -300C and -400 Series Airplanes |
Unsafe Condition
Cracks in the upper wing skin splice plate at W. S. 360.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct a low frequency eddy current inspection in accordance with Boeing Field Service Message M-7010-1256, or remove aerodynamic sealant between upper wing skins at W. S. 360 and visually inspect for cracks in the splice plate. Repairs must follow Boeing Service Bulletin No. 2510, Revision 3 or an approved method if cracks are found.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 50 landings
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing 707-300, -300B, -300C, and -400 series airplanes with specific landing counts: 13,000+ landings for 707-300/-400; 11,000+ for 707-300B; 8,000+ for 707-300C, as listed in Boeing Service Bulletin No. 3157 Revision 3.
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
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.