SDR 98ZZZX3667

Service difficulty report · Bearing

Difficulty date
September 11, 1998
Submitted
March 26, 2000
Operation
General aviation
Filed by
JGVR194F
Duncan Aviation Inc
Part
Bearing
Part number
142820
Condition
Mismanufactured
Location
Hydraulic Pump
Stage of operation
IN
Nature of condition
W
Precautionary procedure
K

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

What was found

SUBMITTER RECEIVED 3 PARTS FROM STOCK OVER A PERIOD OF TIME THAT HAD THE BEARING PARTIALLY DISASSEMBLED. ONE RECEIVED INTACT. INSTALLED THE ASSY IN THE PUMP AND DURING THE RUN-IN PROCESS, THE LOWER BEARING CAME APART CAUSING FAILURE TO THE PUMP. SUBMITTER STATED BETTER QUALITY INSPECTIONS REQUIRED.