Sleeve Coupling Flange, Coupling Size 4, Maximum Speed 7, 600 RPM, Maximum Torque 156 in-lb, Outside Diameter 2 1/2 in, Bore Type Round Keyed, Hub Diameter 1 5/8 in, Hub Material Carbon Steel, For Bushing Size Not Applicable, Bore Diameter 1 in, Length through Bore 55/64 in, System of Measurement Inch, Hub Body Length 27/64 in, Hub Type Flange Hub, Application Compressors, Conveyors, Motors, Pumps, Bore Tolerance + 0.0005 in / + 0.0015 in. This item has been restricted from sale in the following state (s): []