Service difficulty report · Bearing · Hughes 369D

Difficulty date
July 31, 2006
Submitted
September 7, 2006
Operation
General aviation
Make and model
Hughes 369D
Aircraft time
14,776 hours
Engine
Allsn 250C20B
Part
Bearing
Part number
369D25146
Condition
Cracked
Location
M/R Transmission
Component
Transmission
Component part number
369D25100505
Stage of operation
NR
How discovered
O
Nature of condition
J
Precautionary procedure
A

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

What was found

(CAN) 369D25146 ROLLER BEARING INNER RACE CRACKED, THIS RACE IS PRESSED ONTO TRANSMISSION T/R O/P PINION WITH AN INTERFERENCE FIT. CRACKED INNER RACE CAUSED THE RACE TO SPALL AND CAUSED A CHIP LIGHT. SEVERE METAL CONTAMINATION WAS FOUND (TC NR 20060804010)