FYH Bearing UCC318-56 3-1/2" Cartridge Mounted BearingUCC318 56 FYH Bearing Cartridge Mounted Bearing Cylindrical bore (with set screws) 3 1 2" inch 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. UCC318 56 Bearing Round Flanged Bearing accuracy: h7 Basic Load (Cr): 143 KN Basic Load (Cor): 107 KN Bearing No: UC318 56 Quantity: 1 Bearing Dimensions (Inches)