FYH Bearing UCC315 75mm Cartridge Mounted BearingFYH Bearings Cartridge Mounted Bearing Cylindrical bore (with set screws) 75mm Inner Diameter Bearing This round cartridge unit is machined with h7 accuracy and allows for shaft expansion and contraction in an axial direction. Available in normal, medium and heavy duty units. d = 75mm H = 190mm A = 55mm r = 4mm B1 = 82mm Unit No = UCC315 Bearing No = UC315 Basic Load kN (Cr)= 113 Basic Load kN (Cor)= 77. 2