2 BOLT FLANGE BEARING, BEARING INSERT MATERIAL ALLOY STEEL, BEARING INSERT TYPE RADIAL BALL, BORE DIAMETER 1/2 IN, BORE TYPE CYLINDRICAL, CLOSURE DOUBLE SEALED, EXPANSION TYPE FIXED, HOUSING MATERIAL STEEL, HOUSING TYPE RHOMBUS, LUBRICANT MATERIAL NLGI #2 EQUIVALENT, MAXIMUM SPEED 6,000 RPM, MAXIMUM TEMPERATURE 200 DEGREES F, MINIMUM TEMPERATURE -30 DEGREES F, MOUNT HOLE CENTER-TO-CENTER HEIGHT 4 IN, NUMBER OF MOUNT HOLES 2, OVERALL HEIGHT 1.75 I