Roller Thrust Bearing Washer Bore Diameter 2 3/4 in Compatible Bearing 4458 For Thrust Bearing Type Needle Roller Lubrication Type Lubrication Required Maximum Temperature 250 Degrees F Minimum Temperature -5 Degrees F Outside Diameter 3 5/8 in Self Lubricating Bearing No System of Measurement Inch Washer Thickness 1/8 in Maximum PV Not Applicable Series TRD TWD Washer Material Alloy Steel Washer Material Grade 52100