FYH Bearing UCC309-28 1 3/4 Cartridge Mounted BearingUCC309 28 FYH Bearing Cartridge Mounted Bearing Cylindrical bore (with set screws) 1 3 4" 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. UCC309 28 Bearing Round Flanged Bearing accuracy: h7 Basic Load (Cr): 48. 9 KN Basic Load (Cor): 29. 5 KN Bearing No: UC309 28 Quantity: 1 Bearing Dimensions