AD 63-14-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 720 Series | BOEING Model 720 Series Aircraft |
| aircraft | The Boeing Company | 720B Series | BOEING Model 720 Series Aircraft |
Unsafe Condition
Improperly heat-treated main landing gear actuator beam terminal attach bolts (P/N 63-9587-1) could fail, leading to loss of actuator beam function and potential aircraft damage.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct a heat-treat check on the attach bolts (two per actuator beam). Replace bolts testing outside 180,000 p.s.i. to 200,000 p.s.i. with properly heat-treated bolts. Rework damaged bolt holes per Boeing Service Bulletin 1827 or FAA-approved method.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
within the next 450 hours' time in service after the effective date of this AD, unless already accomplished
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Affected Aircraft
Boeing Model 720 Series Aircraft with serial numbers 17907 through 17917, 18013 through 18037, 18041 through 18050, 18057, 18059 through 18066, 18072 through 18082, 18086, 18087, 18154 through 18167, 18240 through 18250, 18351 through 18353, 18355, 18356, 18376 through 18384, 18416 through 18425, 18451 through 18455, and 18581.
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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