Sleeve Coupling Insert Coupling Size 8 Maximum Speed 4 500 RPM Maximum Torque 1 475 in-lb Outside Diameter 5 1/16 in Insert Construction 1-Piece Split Angular Misalignment 1 Degrees Horsepower @ 100 RPM 2.3 hp Insert Material Neoprene Insert Width 2 1/2 in Parallel Misalignment 0.02 in System of Measurement Inch Torsional Stiffness 4 335 in-lb/rad Application Blowers Compressors Conveyors Mixers Motors Pumps Maximum Operating Temperature 200 Degrees F