AD 99-27-05
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 767-200 Series | Airworthiness Directives; Boeing Model 767-200, -300, and -300F Series Airplanes |
| aircraft | The Boeing Company | 767-300 Series | Airworthiness Directives; Boeing Model 767-200, -300, and -300F Series Airplanes |
| aircraft | The Boeing Company | 767-300F Series | Airworthiness Directives; Boeing Model 767-200, -300, and -300F Series Airplanes |
Unsafe Condition
Failure of the brake housing in the torque rod region due to high loads associated with brake vibration during landing gear retraction, which could reduce braking capability and/or prevent main landing gear extension.
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Required Actions
Replace the hydraulic reducer fitting in the return port of the alternate brake selector valve with a new restrictor fitting. Compliance must be achieved before further flight.
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Compliance Time
Before further flight
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Affected Aircraft
Boeing Model 767-200, -300, and -300F series airplanes, line numbers 1 through 607 inclusive, equipped with part number S160T300-series carbon brakes.
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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