4 TIMKEN® METRIC TAPERED ROLLER BEARINGS TIMKEN® METRIC TAPERED ROLLER BEARINGS Bore Part Number Dimension Series (ISO 355) Bearing Dimensions Inner Outer Bore d O.D. D Width T Width B Width C mm mm mm mm mm mm 15 30302 2FB 15,000 42,000 14,250 13,000 11,000 17 30203 2DB 17,000 40,000 13,250 12,000 11,000 30303 2FB 17,000 …