AD 2007-21-05

Recurring final rule
Data completeness: 80%

Airworthiness Directives; International Aero Engines (IAE) V2500 Series Turbofan Engines

AD Number
2007-21-05
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2005-23500
FR Citation
72 FR 57854

Applicability

TypeManufacturerModelDetails
aircraft International Aero Airworthiness Directives; International Aero Engines (IAE) V2500 Series Turbofan Engines

Unsafe Condition

Cracked high pressure turbine (HPT) stage 2 air seals, which could lead to uncontained failure of the HPT stage 2 air seal.

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

Required Actions

Repetitive monitoring of N2 vibration is required on all IAE V2500 series engines to identify engines with cracked HPT stage 2 air seals. Replace the seal as required.

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

Compliance Time

Within 50 flight hours after the effective date of the AD.

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

Affected Aircraft

International Aero Engines (IAE) model V2500-A1, V2522-A5, V2524-A5, V2527-A5, V2527E-A5, V2527M-A5, V2530-A5, V2533-A5, V2525-D5, and V2528-D5 turbofan engines with high pressure turbine (HPT) stage 2 air seals, part numbers 2A0487, 2A1159, 2A1160, 2A3108, 2A3179, 2A3185, 2A3425, and 2A3596, installed.

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

Source: Official FAA Source ↗

Retrieved: Apr 4, 2026

Rights: U.S. Government Public Domain

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