2 BOLT FLANGE BEARING, BACK SIDE TO CENTER WIDTH 0.906 IN, BEARING INSERT MATERIAL ALLOY STEEL, BEARING INSERT TYPE RADIAL BALL, BORE DIAMETER 1 1/4 IN, BORE TYPE CYLINDRICAL, CENTER HEIGHT 1 13/16 IN, CLOSURE SINGLE SEALED, EXPANSION TYPE FIXED, FOR ENVIRONMENT HIGHLY DUSTY AND DIRTY, HOUSING MATERIAL CAST IRON, HOUSING TYPE RHOMBUS, INCLUDED BEARING WJB HC207-20 INSERT BEARING, LUBRICANT MATERIAL CHEVRON SRI 2, NLGI #2 EQUIVALENT, MAXIMUM SPEED