Motion Control Coupling Bore Diameter 1 3/4 in Bore Diameter 2 3/8 in Coupling Outside Diameter 1.63 in Maximum Speed 10 000 RPM Maximum Torque 250 in-lb Hub Material Aluminum Overall Length 2 in Shaft Locking Type Clamp On System of Measurement Inch Clearance Diameter 1.63 in Bellows Material Stainless Steel Different Bore Sizes Yes Length Through Bore 1 0.95 in Length Through Bore 2 0.95 in Parallel Misalignment 0.01 in Bore Type Round Dynamic Torque Non-Reversing 125 lb-in