AD 2009-11-02

final rule
Data completeness: 70%

Airworthiness Directives; CFM International S.A. Model CFM56 Turbofan Engines

AD Number
2009-11-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2008-1245
FR Citation
77 FR 10952

Applicability

TypeManufacturerModelDetails
engine CFM International S Airworthiness Directives; CFM International S.A. Model CFM56 Turbofan Engines

Unsafe Condition

Failure of the high-pressure compressor (HPC) 4-9 spool due to incorrect serial number (SN) GWN05AMO listed in Table 1 of the AD.

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

Required Actions

Remove the HPC 4-9 spool with the incorrect SN GWN05AMO listed in Table 1 of the AD.

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

CFM International S.A. CFM56-2, CFM56-3, CFM56-5A, CFM56-5B, CFM56-5C, and CFM56-7B series turbofan engines with certain part number (P/N) and serial number (SN) high-pressure compressor (HPC) 4-9 spools installed.

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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