Service difficulty report · Bearing · Hughes 369D

Difficulty date
September 15, 2005
Submitted
December 4, 2006
Operation
General aviation
Make and model
Hughes 369D
Aircraft time
14,507 hours
Engine
Allsn 250C20B
Part
Bearing
Part number
369D25146
Condition
Spalled
Location
Transmission
Component
Transmission
Component part number
369D2510090
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

(CAN) M/R TRANSMISSION CHIP DETECTOR FOUND TO HAVE A LARGE AMOUNT OF METAL. SOURCE FOUND TO BE THE T/R O/P PINION ROLLER BEARING INNER RACE. THE INNER RACE WAS FOUND TO HAVE HEAVY SPALLING IN A LARGE AREA. (APPROXIMATELY .550 INCH X .200 INCH) (TC NR 20061002008)