Spherical Plain Bearing, Liner Material No Liner, Bore Diameter 1/2 in, Ball Diameter 0.709 in, Outer Ring Width 0.375 in, Outside Diameter 7/8 in, Outer Ring Material Alloy Steel, Ball Material Alloy Steel, Ball Material Grade 52100, Bore Diameter Tolerance -0.0003/+0.0000 in, Closure Open, Finish Protective Coating, Inner Ring Width 0.437 in, Lubrication Openings Lubrication Hole, Maximum Ball Swivel 6 Degrees , Outside Diameter Tolerance +0.0000/- 0.0003 in, Overall Width 0.437 in