AD 2001-15-18

final rule
Data completeness: 70%

Airworthiness Directives; Pratt & Whitney JT8D Series Turbofan Engines

AD Number
2001-15-18
Status
final_rule
Effective Date
Product Category
engine
Docket
Docket No. 98-ANE-71-AD
FR Citation
66 FR 39433

Applicability

TypeManufacturerModelDetails
engine Pratt & Whitney JT8D Series Airworthiness Directives; Pratt & Whitney JT8D Series Turbofan Engines

Unsafe Condition

Machining damage to the tie rod, counterweight, and pin holes on certain 2nd stage compressor disks could cause rupture of the disk, leading to an uncontained engine failure and damage to the airplane.

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

Required Actions

Remove from service 2nd stage compressor disks with part numbers 745902, 790832, and 807502, identified by serial number in the Accomplishment Instructions of PW JT8D Alert Service Bulletin JT8D A6336, Revision 1, dated June 29, 1999, prior to accumulating 2,000 cycles since new.

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

Compliance Time

Prior to accumulating 2,000 cycles since new.

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

Affected Aircraft

Pratt & Whitney JT8D-9, -9A, -11, -15, -15A, -17, -17A, -17R, and -17AR series turbofan engines with 2nd stage compressor disks, part numbers 745902, 790832, and 807502, installed. These engines are installed on, but not limited to, Boeing 727 series airplanes, Boeing 737-100 and -200 series airplanes, and McDonnell Douglas DC-9 series airplanes.

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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