This NorTrac® pillow block bearing features solid cast housing and top-quality advanced seals designed to prevent leakage and keep out dirt in your hydraulic application. Bolt Hole Diameter: 3/4 in, Bolt Hole Shape: Oval, Bore Diameter: 1 in, Dimensions L x W x H (in.): 5 1/2 x 1 1/2 x 3, Dynamic Load Capacity: 1,564 lb, Housing Material: Cast Iron, Mount Type: 2-Bolt, Shaft Locking Type: Set Screw, Static Load Capacity: 2,415 lb