DIMENSIONS :- Bore diameter d = 25 mm / Outer diameter inner ring d1 = 33.7 mm / Housing width A = 27.5 mm / Flange width A1 = 7 mm / Height of spherical seat centre A3 = 6 mm / Standout of end cover A5 = 20.5 mm / Width of inner ring B = 34 mm / Distance from locking device side face to thread B4 = 5.5 mm / External diameter Db = 77.2 mm / Centering diameter Dc = 70 mm / Distance between attachment bolts J = 90 mm / Width of attachment bolt hole J1 = 63.6 mm / Overall width L = 115 mm / Length of attachment bolt hole N = 12 mm / Distance from locking device side face to raceway centre s1 = 19.7 mm / Overall unit width T = 29.7 mm