... , a second, symmetrically arranged tapered roller bearing is usually needed for counterguidance. Tapered roller bearings are available in metric and inch sizes. They are ... axial loads6 Tapered Roller Bearing Specifications: 302 series,303 series,313 series,320 series, 322 series, 323 series, 330 sreies, 331 series,332 series and inch tapered roller bearings( Such as ...