Urethane Spider Insert, Coupling Size L190, Outside Diameter 4 15/32 in, System of Measurement Inch, Maximum Speed 5, 000 RPM, Horsepower @ 100 RPM 4.1 hp, Spider Material Polyurethane, Maximum Torque 2, 589 in-lb, Parallel Misalignment 0.015 in, Durometer Hardness 90A, Angular Misalignment 1 Degrees, Application Blowers, Compressors, Generators, Pumps, Color Blue, Compatible Hub Manufacturer Part Number L190, Fail Safe Yes, For Maximum Hub Bore 2 1/8 in, For Misalignment Type Angular, Parallel. This item has been restricted from sale in the following state (s): []