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 Carbon 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 1/8 in Keyway Width 1/4 in Bore Diameter 1 1/8 in Shaft Locking Type Set Screw Bore Type Round Bore with Keyway Jaw Profile Straight Compatible Center Element Manufacturer Part Number L100H L100N L100U