AD 89-13-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | The Boeing Company | 757-200 Series | Airworthiness Directives; BOEING Model 757 Series Airplanes |
| aircraft | The Boeing Company | 757-200CB Series | Airworthiness Directives; BOEING Model 757 Series Airplanes |
| aircraft | The Boeing Company | 757-200PF Series | Airworthiness Directives; BOEING Model 757 Series Airplanes |
| aircraft | The Boeing Company | 757-300 Series | Airworthiness Directives; BOEING Model 757 Series Airplanes |
Unsafe Condition
Partial loss of braking and potentially complete loss of braking due to aluminum brake metering valve actuation shafts.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace aluminum brake metering valve actuation shafts with steel shafts in accordance with Boeing Service Bulletin 757-32-0083. An alternate means of compliance or adjustment of compliance time may be used if approved by the Manager, Seattle Aircraft Certification Office.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within the next 750 landings after the effective date of this AD or prior to the accumulation of 10,000 landings, whichever occurs later, unless previously accomplished.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
BOEING Model 757 series airplanes listed in Boeing Service Bulletin 757-32-0083, dated December 15, 1988, certificated in any category.
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.