Spherical Plain Bearing Liner Material No Liner Bore Diameter 3 in Ball Diameter 4.312 in Outer Ring Width 2.25 in Outside Diameter 4 3/4 in Outer Ring Material Alloy Steel Ball Material Alloy Steel Closure Open Dynamic Radial Load Capacity 500 kN Flat Diameter 3 in Inner Ring Width 4.5 in Lubricant Material MoS2 Lubrication Openings Lubrication Groove Oil Hole Maximum Temperature 300 Degrees F Minimum Temperature -50 Degrees F Self Lubricating Bearing No Standards ISO 9001