Needle Roller Thrust Bearing Bearing Industry Number 613 Bearing Design NTA TC Bore Diameter 3/8 in Cage Material Alloy Steel Compatible Washer TRA-613 TRB-613 TRC-613 Lubricant Material Oil Maximum Speed 22 000 RPM Maximum Temperature 250 Degrees F Minimum Temperature -5 Degrees F Outside Diameter 13/16 in Overall Width 0.078 in Roller Material Alloy Steel System of Measurement Inch Thrust Bearing Type Thrust Needle Roller and Cage Assembly