Spherical Plain Bearing Liner Material No Liner Bore Diameter 3/8 in Ball Diameter 0.656 in Outer Ring Width 0.312 in Outside Diameter 7/8 in Outer Ring Material Alloy Steel Ball Material Alloy Steel Ball Material Grade 52100 Bore Diameter Tolerance -0.0005/+0.0015 in Closure Open Finish Chrome Plated Flat Diameter 0.516 in Inner Ring Width 0.406 in Lubrication Openings Lubrication Hole Maximum Ball Swivel 10 Degrees Outside Diameter Tolerance +0.0000/- 0.0007 in