AD 2012-23-08
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Boeing | Company | Airworthiness Directives; The Boeing Company Airplanes |
Unsafe Condition
Failure of the drain tube assemblies and clamps on the aft fairings of the engine struts, which could allow leaked flammable fluids in the drain systems to discharge onto the heat shields of the aft fairings, potentially resulting in an undetected and uncontrollable fire.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the drain tube assembly of the left and right engine strut aft fairings with a new one that includes an integral support clamp made of nickel alloy 625.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 60 months of the effective date of December 31, 2012.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
The Boeing Company Model 737-600, -700, -700C, -800, and -900 series airplanes, including additional airplanes added to the applicability by this AD.
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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