4 Bolt Flange Bearing Ball 1 3/8in Bore

4 Bolt Flange Bearing Back Side to Center Width 0.827 in Bearing Insert Material Alloy Steel Bearing Insert Type Radial Ball Bore Diameter 1 3/8 in Bore Type Cylindrical Center Height 2 5/16 in Closure Single Sealed Expansion Type Fixed For Environment Highly Dusty and Dirty Housing Material Cast Iron Housing Type Square Included Bearing WJB HC207-22 Insert Bearing Lubricant Material Chevron SRI 2 NLGI #2 Equivalent Maximum Speed 4 700 RPM Grease Maximum Temperature 200 Degrees F