Timken Tapered Roller Bearings Cup | Part # 17520 ATTRIBUTES: Outside Diameter (mm): 42.862 Outside Diameter (inch): 1.6875 Outer ring width C (inch): 0.5313 Outer ring width C (mm): 13.495 Max Housing Fillet Radius r (inch): 0.06 Max Housing Fillet Radius r (mm): 1.5 Factor K: 1.76 Factor e: 0.33 Factor Y: 1.81 Precision Level: Class 2 (Standard) Tolerance Unit system: Imperial