DIMENSIONS :- Bore diameter d = 75 mm / Outer diameter inner ring d1 = 91.5 mm / Housing width A = 56 mm / Flange width A1 = 10 mm / Height of spherical seat centre A3 = 16 mm / Standout of end cover A5 = 41.5 mm / Width of inner ring B = 77.8 mm / Distance from locking device side face to thread B4 = 11 mm / External diameter Db = 164.5 mm / Centering diameter Dc = 160 mm / Distance between attachment bolts J = 184 mm / Width of attachment bolt hole J1 = 130.1 mm / Overall width L = 220 mm / Length of attachment bolt hole N = 19 mm / Distance from locking device side face to raceway centre s1 = 44.5 mm / Overall unit width T = 62.5 mm