Service difficulty report · Bearing · Hughes 369E

Difficulty date
August 18, 2003
Submitted
October 15, 2003
Operation
General aviation
Make and model
Hughes 369E
Aircraft time
6,385 hours
Engine
Allsn 250C20R2
Part
Bearing
Part number
369D25146
Condition
Failed
Location
M/R Transmission
Stage of operation
CR
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) AS DESCRIBED ABOVE ROLLER BEARING PN 369D25146 INNER RACE FAILURE. IN THIS CASE THIS FAILURE WAS DETECTED BY THE AIRCRAFTS WARNING SYSTEM. THE AIRCRAFT WAS FOR CED TO MAKE AN UNSCHEDULED LANDING. THE FAILURE OF THIS P/N BEARING HAS BEEN SEEN ON MORE THAN ONE OCCASION. THIS PROBLEM NEEDS TO BE REVIEWED BY THE MANUFACTURER AND A CHECK OF THE BEARINGS TOLERANCE ETC. BEFORE A MORE SERIOUS INCIDENT OCCURS.

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