Jaw Coupling Hub Coupling Size L100 Outside Diameter 2 17/32 in Coupling Overall Length 3 1/2 in System of Measurement Inch Hub Material Stainless Steel Maximum Speed 7 000 RPM Horsepower @ 100 RPM 0.66 hp (Buna-N Spider) 1 hp (Urethane Spider) 1.8 hp (Hytrel Spider) Keyway Depth 5/32 in Keyway Width 5/16 in Bore Diameter 1 3/8 in Shaft Locking Type Set Screw Bore Type Round Bore with Keyway Jaw Profile Straight