Structure: Taper Bore Size: 12 - 330 mm Precision Rating: P0 P6 P5 P4 P2 Place of Origin: USA Quanlity Control:: ISO9001:2008 Free Sample:: Available Clearance:: C2,C3,C4 Type: Roller Outside Diameter: 20 - 500 mm Seals Type: no Cage:: steel cage Quality:: High quality with long life service Main Markets:: Europe, America, Middle East, Asia etc Service:: OEM and ODM Brand Name: TIMKEN  Model Number: taper roller bearing Number of Row: Single Row Feature:: Long life,High speed,Low noise Material:: Chrome steel Hardness:: HRC60-65