Timken Tapered Roller Bearings Cone | Part # 21075 Timken Bearings are designed to maintain proper oil clearance, allowing a thin film of oil to form between the moving parts of the vehicle. They are made of high quality material which has resistance to fatigue failure. These bearings reduce friction between two parts, while the engine is running and features good performance, stability and reliability. ATTRIBUTES: Bore Diameter (inch): 0.75 Bore Diameter (mm): 19.05 Inner Ring Width B (inch): 0.8598 Inner ring width B (mm): 21.839 Max Shaft Fillet Radius R (mm): 1.5 Max Shaft Fillet Radius R (inch): 0.06 Dynamic Load Rating C1 (lbs): 12400 Dynamic Load Rating C1 (N): 55100 Static Load Rating Co (N): 42500 Static Load Rating Co (lbs): 9560 Factor K: 0.99 Factor e: 0.59 Factor Y: 1.02 Precision Level: Class 2 (Standard) Tolerance Unit system: Imperial