Spherical Plain Bearing Liner Material No Liner Bore Diameter 4 1/2 in Ball Diameter 6.476 in Outer Ring Width 3.375 in Outside Diameter 7 in Outer Ring Material Alloy Steel Ball Material Alloy Steel Closure Double Sealed Dynamic Radial Load Capacity 1 120 kN Flat Diameter 4.5 in Inner Ring Width 3.937 in Lubricant Material MoS2 Lubrication Openings Lubrication Groove Oil Hole Maximum Temperature 250 Degrees F Minimum Temperature -20 Degrees F Self Lubricating Bearing No