Shaft Coupler Body, Coupling Size L070, Outside Diameter 1 23/64 in, Coupling Overall Length 2 in, System of Measurement Inch, Hub Material Sintered Iron, Maximum Speed 14, 000 RPM, Horsepower @ 100 RPM 0.069 hp (Buna-N Spider), 0.10 hp (Urethane Spider), 0.18 hp (Hytrel Spider), Bore Diameter 1/2 in, Shaft Locking Type Set Screw, Bore Type Round Bore, Jaw Profile Straight, Compatible Center Element Manufacturer Part Number L70H, L70N, L70U, Screw Thread Size 1/4-20 UNC