AD 2004-09-36

final rule
Data completeness: 70%

Airworthiness Directives; Boeing Model 727 Series Airplanes

AD Number
2004-09-36
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 2002-NM-273-AD
FR Citation
69 FR 26015

Applicability

TypeManufacturerModelDetails
aircraft Boeing 727 Airworthiness Directives; Boeing Model 727 Series Airplanes

Unsafe Condition

Undetected cracking of H-11 steel bolts or excessive wear of cadmium-plated bolts could compromise the primary load path of the engine support, leading to engine separation.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Inspect the bolts used to attach the forward cone bolt to the engine flange to determine if they are H-11 steel bolts or cadmium-plated bolts. Replace H-11 steel bolts or cadmium-plated bolts with new corrosion-resistant steel bolts.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

Before further flight

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

All Boeing Model 727 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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View Official Source ↗ Find More ADs for Boeing 727

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