Service difficulty report · Bearing · Snias AS350B2

Difficulty date
May 14, 2010
Submitted
January 4, 2011
Operation
General aviation
Make and model
Snias AS350B2
Aircraft time
18,278 hours
Engine
Tmeca ARRIEL1D1
Part
Bearing
Part number
593733
Condition
Unsecure
Location
Hydraulic Pump
Component
Hydraulic Pump
Component part number
350A35013100
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

(CAN) DURING SCHEDULED INSP OF HYD PUMP DRIVE ASSY, NEW BEARING WAS ABOUT TO BE INSTALLED. TECH NOTICED THAT THE NEW BEARING`S GREASE SEAL ROTATED ALONG WITH THE INNER RACE OF THE BEARING. PART WAS REJECTED AND REPLACED WITH ANOTHER SERVICEABLE BEARING.