AD 2000-15-16
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | 737 | Airworthiness Directives; Boeing Model 737, 757, 767, and 777 Series Airplanes |
Unsafe Condition
Stress corrosion cracking of the crimped copper alloy ferrules used to secure loops on the lanyard ends of oxygen masks, which could lead to failure of the supplemental oxygen system to deliver oxygen during decompression.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Conduct a one-time general visual inspection to determine the vendor and manufacturing date of all oxygen masks in the passenger cabin. Replace the lanyard if the mask was manufactured by Puritan-Bennett between May 1986 and July 1998. If the manufacturing date cannot be determined or the manufacturer is not Puritan-Bennett, replace the lanyard if the mask was manufactured between May 1986 and July 1998.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 5 years of the effective date
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Affected Aircraft
Boeing Model 737, 757, 767, and 777 series airplanes
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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