Heavy Duty Mounted Bearing Insert UC313 65mm Axle Insert Mounted BearingUC313 Heavy Duty Mounted Bearing Insert 65mm x 140mm x 75mm UC313 Heavy Duty Mounted Bearing Insert. Inner diameter is 65mm, outer diameter is 140mm, and width is 75mm. UC313 Heavy Duty Mounted Bearing Insert Type:: Mounted Insert Ball Bearing Static Load kN: 59. 9 KN Dynamic Load kN: 92. 7 KN Size: 65mm x 140mm x 75mm Quantity: 1 Bearing