A half of a two-piece split type bearing, sleeve.
0.5240 inches minimum and 0.5260 inches maximum body outside diameter, square all corners corner shape, 35.0 rockwell c minimum and 45.0 rockwell c maximum overall hardness rating, 0.4300 inches minimum and 0.4400 inches maximum body inside diameter, 0.2900 inches minimum and 0.3100 inches maximum overall length