Motion Control Coupling Bore Diameter 1 1/2 in Bore Diameter 2 1/2 in Coupling Outside Diameter 1.31 in Maximum Speed 10 000 RPM Maximum Torque 120 in-lb Hub Material Aluminum Overall Length 1.7 in Shaft Locking Type Clamp On System of Measurement Inch Clearance Diameter 1.31 in Bellows Material Stainless Steel Different Bore Sizes No Length Through Bore 1 0.8 in Length Through Bore 2 0.8 in Parallel Misalignment 0.006 in Bore Type Round Dynamic Torque Non-Reversing 60 lb-in