AD 2021-11-15

final rule
Data completeness: 70%

Airworthiness Directives; International Aero Engines AG Turbofan Engines

AD Number
2021-11-15
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. FAA-2021-0129
FR Citation
86 FR 30380

Applicability

TypeManufacturerModelDetails
aircraft International Aero Airworthiness Directives; International Aero Engines AG Turbofan Engines

Unsafe Condition

An uncontained failure of a high-pressure turbine (HPT) 1st-stage disk that resulted in high-energy debris penetrating the engine cowling.

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

Required Actions

Perform an ultrasonic inspection (USI) of the HPT 1st-stage disk and HPT 2nd-stage disk, and depending on the results of the inspections, replace the HPT 1st-stage disk or HPT 2nd-stage disk.

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

Compliance Time

Within 50 flight hours

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

Affected Aircraft

IAE V2522-A5, V2524-A5, V2525-D5, V2527-A5, V2527E-A5, V2527M-A5, V2528-D5, V2530-A5, V2531-E5, and V2533-A5 model turbofan engines.

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

This site is not affiliated with or endorsed by the FAA. Always verify with official sources.