AD 62-09-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 707-100 Long Body | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 707-100B Long Body | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 707-100B Short Body | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 707-200 | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 707-300 Series | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 707-300B Series | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 707-300C Series | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 707-400 Series | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 720 Series | BOEING Models 707 and 720 Aircraft |
| aircraft | The Boeing Company | 720B Series | BOEING Models 707 and 720 Aircraft |
Unsafe Condition
Failure of control cable pressure seals which can cause jamming or dislodging of the cable.
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Required Actions
Conduct close visual inspections of control cable pressure seals (except engine control, landing gear, and landing gear door cables) within 65 hours' time in service and every 360 hours thereafter. Inspect nose wheel steering cable pressure seals within 360 hours' time in service and every 720 hours thereafter. Replace failed or deteriorated seals prior to further flight with same part number seals, which must be re-inspected per intervals in (a) and (b). Discontinue S11K-3R, S11K-4R, or S11R-4R seals upon replacement with specified part numbers and installation per Boeing Service Bulletins or FAA-approved equivalents.
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Compliance Time
Compliance required as indicated.
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Affected Aircraft
Boeing Models 707 and 720 Aircraft with serial numbers 17586-17652, 17658-17690, 17692-17724, 17903-17930, 18012-18037, 18041-18050, 18054-18071, 18083-18085, 18154, 18167, 18334, 18351-18353, 18381-18384 with more than or upon accumulation of 1,500 hours' time in service.
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Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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