Y52L Yoke Roller, Interchange with RBC Part Number: Y 52 L With Seals D +.001/-.000: 1.6250 Inside Diameter Nominal: 7/16 B +.005/-.010: 0.9375 H Oil Hole: 0.093 Speed Limit [rpm]: 2250 Min Boss Dia.: 0.89 Approx Weight [lbs]: 0.440 Roller B +.000/-.001: 0.875 Roller CR: 20 D Min.: 0.4371 D Max.: 0.4377 Nominal Size: 1 5/8 Bearing Dynamic Capacity C [lbf] 1: 5000 Bearing Static Capacity Co [lbf] 2: 11300 Track Capacity at 40 Rc [lbf]: 3600 Trans Fit Max [lbf]: 0.4372 Trans Fit Min: 0.4368 Press Fit Max: 0.438 Press Fit Min: 0.4376