Jaw Coupling Insert, Coupling Size L225, Outside Diameter 4 61/64 in, System of Measurement Inch, Maximum Speed 4,600 RPM, Horsepower @ 100 RPM 5.6 hp, Spider Material Polyurethane, Maximum Torque 3,510 in-lb, Parallel Misalignment 0.015 in, Durometer Hardness 90A, Axial Motion 0.015 in, Angular Misalignment 1 Degrees , For Minimum Hub Bore 5/8 in, Application Close Coupling L-Type, Color Blue, Compatible Hub Manufacturer Part Number L225, Deform Torque 5,247 in-lb, Fail Safe Yes