AD 64-09-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 707-100 Long Body | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-100B Long Body | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-100B Short Body | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-200 | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-300 Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-300B Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-300C Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 707-400 Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 720 Series | BOEING Models 707 and 720 Series Aircraft |
| aircraft | The Boeing Company | 720B Series | BOEING Models 707 and 720 Series Aircraft |
Unsafe Condition
Slippage of the crank arms on the shafts of the stabilizer and spoiler position transmitters and rotation of the position transmitter in its brackets.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Rework the crank arms or replace with modified crank arms, and add a washer under the nut of each clamping bolt in accordance with Boeing Service Bulletin No. 1836 or FAA approved equivalent.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within 1,000 hours' time in service after the effective date of this AD
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
All Models 707 and 720 Series Aircraft, Serial Numbers 17586 through 17612, 17614 through 17652, 17658 through 17690, 17692 through 17724, 17903 through 17905, 17907 through 17930, 18012 through 18037, 18041 through 18050, 18054 through 18087, 18154 through 18167, 18240 through 18246, 18248 through 18251, 18334 through 18339, 18351 through 18357, 18372 through 18397, 18400 through 18404, 18406 through 18408, 18411 and 18412, 18414 through 18425, 18451 through 18457, 18460 and 18461.
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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