Part Number: Y 44 L With Seals D +.001/-.000: 1.3750 Inside Diameter Nominal: 3/8 B +.005/-.010: 0.8125 H Oil Hole: 0.093 Speed Limit [rpm]: 2620 Min Boss Dia.: 0.76 Approx Weight [lbs]: 0.260 Roller B +.000/-.001: 0.750 Roller CR: 14 D Min.: 0.3746 D Max.: 0.3752 Nominal Size: 1 3/8 Bearing Dynamic Capacity C [lbf] 1: 4200 Bearing Static Capacity Co [lbf] 2: 8500 Track Capacity at 40 Rc [lbf]: 2680 Trans Fit Max [lbf]: 0.3747 Trans Fit Min: 0.3743 Press Fit Max: 0.3755 Press Fit Min: 0.3751