AD 2016-14-10

final rule
Data completeness: 70%

Airworthiness Directives; CFM International, S.A. Turbofan Engines Modified by Supplemental Type Certificate SE00034EN

AD Number
2016-14-10
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2012-1289
FR Citation
81 FR 48321

Applicability

TypeManufacturerModelDetails
engine Pratt & Whitney service information are incorrect Airworthiness Directives; CFM International, S.A. Turbofan Engines Modified by Supplemental Type Certificate SE00034EN
engine CFM International Airworthiness Directives; CFM International, S.A. Turbofan Engines Modified by Supplemental Type Certificate SE00034EN

Unsafe Condition

Reports indicate that certain high-pressure turbine (HPT) disk serial numbers in AD 2013-02-02 and in certain Pratt & Whitney service information are incorrect.

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

Required Actions

Remove the affected HPT disks from service at recalculated reduced maximum life limits, based on the specified compliance times for different engine models and thrust ratings.

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

Compliance Time

Within the compliance times specified in the AD, based on engine model and thrust rating.

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

Affected Aircraft

CFM International, S.A. CFM56-3, CFM56-3B, and CFM56-3C turbofan engines modified by Supplemental Type Certificate SE00034EN, with a high-pressure turbine (HPT) disk, part number 880026, and serial numbers GKLBAA9307, GKLBAA9335, GKLBAA9404, GKLBAA9407, or GKLBAA9409.

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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