Jaw Coupling Hub, Coupling Size L075, Outside Diameter 44 mm, Coupling Overall Length 54 mm, System of Measurement Metric, Hub Material Carbon Steel, Maximum Speed 11,000 RPM, Horsepower @ 100 RPM 0.14 hp (Buna-N Spider), 0.21 hp (Urethane Spider), 0.36 hp (Hytrel Spider), Keyway Depth 2.8 mm, Keyway Width 6 mm, Bore Diameter 20 mm, Shaft Locking Type Set Screw, Bore Type Round Bore with Keyway, Jaw Profile Straight, Compatible Center Element Manufacturer Part Number L075H, L075N, L075U