Sleeve Coupling Flange – Spacer Flange, Size 3, 0.5000 in Bore, Steel Material | 3J

3J X 1/2 SURE-FLEX FLANGE Type J flanges size 3 and 4 are manufactured of sintered carbon steel The powdered metal manufacturing process provides high dimensional accuracy and uniform material properties for high strength Size 5 and 6 are made of high-strength cast iron All flanges are bored-to-size for a slip fit on standard shafts The outside diameter of the flange is machined so the surface can be used to check alignment without a special tool Can be used with sleeves of any construction except the Hytrel Each flange has a keyseat and one setscrew over the keyway