Service difficulty report · Bolt · Doug DC1030F

Difficulty date
May 28, 2010
Submitted
January 4, 2011
Operation
Air carrier
Make and model
Doug DC1030F
Part
Bolt
Part number
RA11005122
Condition
Corroded
Location
Thrust Link
Part time
104,745 hours
Component
Thrust Link
Component part number
AVB7320501
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

DURING A RECENT SCHEDULED MX CHECK AND NR 2 ENGINE CHANGE PERSONNEL NOTICED EXCESSIVE PLAY AT THE TAIL PYLON THRUST LINK ASSY, PN AVB7320-501, LOWER ATTACHMENT. FURTHER INVESTIGATION IDENTIFIED THAT THE ATTACH BOLT, PN RA11005-12-2, WAS WORN AND CORRODED. NEW BOLTS WERE NOT AVAILABLE FROM THE OEM, USED REPLACEMENT BOLTS WERE PURCHASED AND DURING RECEIVING INSP, SURFACE CORROSION AND PITTING WAS IDENTIFIED ON THESE BOLTS AS WELL.

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