4 BOLT FLANGE BEARING, BEARING INSERT MATERIAL UHMW POLYETHYLENE, BEARING INSERT TYPE PLAIN SLEEVE, BORE DIAMETER 3/4 IN, EXPANSION TYPE FIXED, HOUSING MATERIAL UHMW POLYETHYLENE, HOUSING TYPE SQUARE, MAXIMUM TEMPERATURE 180 DEGREES F, MINIMUM TEMPERATURE -60 DEGREES F, MOUNT HOLE CENTER-TO-CENTER HEIGHT 2.5 IN, NUMBER OF MOUNT HOLES 4, OVERALL HEIGHT 3.375 IN, OVERALL LENGTH 3.375 IN, OVERALL WIDTH 1.25 IN, SHAFT LOCKING TYPE NONE, SYSTEM OF MEA