Angular Misalignment 1.5 DEGREE, Bore Diameter (Maximum) 1.75 in, Bore Diameter (Minimum) 0.4375 in, Bore Length 1.6875 in, Coupling Component Hub , Coupling Size 1 , Coupling Style Gear , Coupling Type Metallic , DGC 1.0 FLEX HUB RSB X .44 , Horsepower Per 100 Rat 11.9 HORSEPOWER, Lubrication Grease , Maximum Speed 6000.0 RPM, Maximum Temperature Rating 250.0 FAHRENHEIT, Minimum Temperature Rating -30.0 FAHRENHEIT, Parallel Misalignment 0.056 in, Rated Torque 7500.0 in_POUND, Shaft Attachment Rough Bore