ucp313 d1 nskCM UCP313D1 Bearing UC313D1 Bearing Housing P313D1 Housing d 65 mm Bore diameter N1 38 mm Length of attachment bolt hole L 340 mm Overall length H 90 mm Height of spherical seat centre H3 190 mm Overall height J 260 mm Distance between attachment bolts N 25 mm Diameter of attachment bolt hole A 90 mm Base width A5 140 mm Width including end cover t 4 mm Clearance H1 33 mm Distance between bottoms of piloting grooves B 75 mm Width of inner ring S 30 mm