Grid Coupling Hub, System of Measurement Inch, Screw Thread Size M8, Outside Diameter 4.87 in, Features Design Flexibility, Horizontally Split Cover, Stop Lug in Cover Prevents Spinning During Reversing Service, Maximum Torque 33,013 in-lb, For Misalignment Type Angular, Parallel, Included Screws Set Screw, Bore Type Round with Keyway, Application For Limited Space, General Purpose, Maximum Speed 3,600 RPM, Standards AGMA, Bore Diameter 1 15/16 in, Weight 20 lb, Length through Bore 3 7/8 in