Tire Coupling Spacer Element Angular Misalignment 4 Degrees Coupling Size WE5 Horsepower @ 100 RPM 1.5 hp Maximum Speed 7 500 RPM Maximum Torque 925 in-lb Maximum Hub Spacing 0.25 in Tire Outside Diameter 5.4 in Element Overall Length 8.5 in Parallel Misalignment 0.0625 in Element Type Spacer Center Element Weight 4 lb Application Blowers Compressors Fans Generators Numerous Industrial Applications Including Pumps Motors Element Flex Material Polyether Urethane