AD 92-17-04
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
Loss of main landing gear braking effectiveness due to excessive brake wear beyond specified limits.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Incorporate maximum brake wear limits into the FAA-approved maintenance inspection program within 180 days after November 12, 1991. For BFGoodrich brake P/N 2-1510, extend maximum allowable wear to 2.2 inches if incorporated into the program. For BFGoodrich brake P/Ns 2-1457, 2-1457-1, and 2-1457-2, accomplish procedures in BFGoodrich Service Bulletin 2-1457-32-13 or Revision 1, and incorporate figures into the maintenance program within 180 days after the AD's effective date. Replace brakes worn beyond limits before further flight.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 180 days after November 12, 1991 (for paragraphs (a) and (b)) and within 180 days after the AD's effective date (September 28, 1992) (for paragraph (c)).
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Boeing Model 757-200 Series, 757-200CB Series, 757-200PF Series, 757-300 Series airplanes equipped with specified brake part numbers (Dunlop AHA 1301, AHA 1637, AHA 1676, AHA 1693, AHA 1884; BFGoodrich 2-1510, 2-1457, 2-1457-1, 2-1457-2).
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.