AD 2018-22-02

final rule
Data completeness: 80%

Airworthiness Directives; International Aero Engines Turbofan Engines

AD Number
2018-22-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Docket No. FAA-2018-0431
FR Citation
83 FR 55619

Applicability

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

Unsafe Condition

corrosion found on the HPC front hub, part number (P/N) 30G2401, installed

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

Required Actions

Remove from service the HPC front hub, P/N 30G2401, within 120 days after the effective date of this AD, or as follows, whichever occurs later, and replace with a part eligible for installation: (1) For PW1122G-JM, PW1124G1-JM, PW1124G-JM, PW1127G1-JM, PW1127GA-JM, and PW1127G-JM engines, remove the HPC front hub before exceeding 6,180 cycles since new (CSN) or within five years since the ship date listed in Table 1 to paragraph (g) of this AD, whichever occurs first. (2) For PW1130G-JM, PW1133GA-JM, and PW1133G-JM engines, remove the HPC front hub before exceeding 4,440 CSN or within four years since the ship date listed in Table 1 to paragraph (g) of this AD, whichever occurs first. (3) For engines operating as a mix of models listed in paragraphs (g)(1) and (2) of this AD, remove the HPC front hub using a CSN calculated by an approved FAA method or within four years since the ship date listed in Table 1 to paragraph (g) of this AD, whichever occurs first.

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

Compliance Time

Within 120 days after the effective date of this AD

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

Affected Aircraft

International Aero Engines (IAE) PW1133G-JM, PW1133GA-JM, PW1130G-JM, PW1127G-JM, PW1127GA-JM, PW1127G1-JM, PW1124G-JM, PW1124G1-JM, and PW1122G-JM turbofan engines with a high-pressure compressor (HPC) front hub, part number (P/N) 30G2401, 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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