MAIN RELIEF VALVE GROUP 5J9113 - Caterpillar

Caterpillar: Confidential Yellow
PARTS STOCK ACTION ONLY - CERTAIN 9N1547 BEARINGS NEED TO BE REMOVED FROM PARTS STOCK - PI7253 - MAILED US AND CANADA, CACO, CO FA, BRAZIL, CFEL, COSA
  The information supplied in this service letter may not be valid after the termination date of this program.   Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
U-205 A-145 AU-132 B-38 E-126 O-161 PARTS STOCK ACTION ONLY 7551 PI7253 Termination Date
December 31, 1990
Problem
Certain 9N1547 Bearings in parts stock with date codes of 7/90 or earlier may not have the recieved proper forming processes during manufacturing.
Action Required
Remove all 9N1547 Bearings from parts stock with package date codes of 7/90 or earlier. Bearings with package date codes of 8/90 or later should not be removed from parts stock.
Service Claim Allowances
Submit one claim for all 9N1547 Bearings removed from parts stock.
Parts Disposition
Any parts removed (with the exception of cores used for Caterpillar Remanufactured parts) can be rendered useless and scrapped immediately upon completion of the repair.