SDR 99ZZZX1468

Service difficulty report · Bushing

Difficulty date
March 18, 1999
Submitted
March 26, 2000
Operation
General aviation
Part
Bushing
Part number
IK83060
Condition
Cracked
Location
Engine Mount
Stage of operation
IN
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

BUSHING IS PART OF THE FORWARD ENGINE MOUNT ASSEMBLY. BUSHING HAD ONE VISIBLE CRACK PROPAGATING AXIALLY FROM THE EDGE OF THE BUSHING APPROXIMATELY TO THE CENTER (WIDTH OF BUSHING), THEN CHANGING DIRECTION TO CIRCUMFERENTIAL DIRECTION. THE CRACK MEASURED APPROXIMATELY 1.422 INCHES FROM THE ORIGIN TO THE VISIBLE CRACK TERMINATION. THERE WAS VISIBLE CORROSION ON THE EXPOSED PORTION OF THE BUSHING AND AT THE CRACK ORIGIN.