DIMENSIONS :- Bore diameter d = 20 mm / Outer diameter inner ring d1 = 28.7 mm / Housing width A = 26 mm / Flange width A1 = 7 mm / Height of spherical seat centre A3 = 5 mm / Standout of end cover A5 = 20.5 mm / Width of inner ring B = 31 mm / Distance from locking device side face to thread
B4 = 5 mm / External diameter Db = 67.1 mm / Centering diameter Dc = 62 mm / Distance between attachment bolts J = 78 mm / Width of attachment bolt hole J1 = 55.2 mm / Overall width L = 100 mm / Length of attachment bolt hole N = 12 mm / Distance from locking device side face to raceway centre s1 = 18.3 mm / Overall unit width T = 28.3 mm