Service difficulty report · Shaft · Boeing 737300

Difficulty date
June 8, 2006
Submitted
June 29, 2006
Operation
General aviation
Make and model
Boeing 737300
Engine
Cfmint CFM563C1
Part
Shaft
Part number
9514M71PO4
Part serial
GWNKG877
Condition
Fractured
Location
Engine
Part time
30,987 hours
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

REF: MRD/001/06 - AC CUFFERED AN ABORTED TAKEOFF. INVESTIGATION REVEALED FAILURE AND LIBERATION OF THE HPT REAR SHAFT WHERE A SECTION OF MATERIAL MEASURING 3.5 INCH CIRCUMFERENCE HAD LIBERATED AROUND THE 3 SEAL TOOTH RACK. SIMILAR FAILURES HAVE BEEN EXPERIENCED ON ENGINE. PARTS ARE RETURNED TO MFG FOR INVESTIGATION. EDDY CURRENT INSPECTION INTO 3Q95. (K)

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