Jaw Coupling Hub, Coupling Size MJS57, Outside Diameter 57.2 mm, Coupling Overall Length 80 mm, System of Measurement Metric, Hub Material Aluminum, Maximum Speed 8,000 RPM, Keyway Depth Not Applicable, Keyway Width Not Applicable, Bore Diameter 20 mm, Shaft Locking Type Set Screw, Bore Type Round Bore, Jaw Profile Curved, Screw Thread Size M8, Bore Tolerance +0.05/-0.00 mm, Fail Safe Yes, Shaft Tolerance +0.000/-0.013 mm, Full Bearing Support Required Yes, Hub Diameter 57.2 mm
Sprocket, For Bushing Size SH, For Bushing Type Quick Detachable, For Chain Pitch 1/2 in, Material Steel, Number of Teeth 22, Outside Diameter 3.78 in, Pitch Diameter 3.513 in, Chain Number 40, For Number of Strands Single, Maximum Bore Diameter 1 5/8 in, Finish Black Oxide, For Pitch Type Single Pitch, Hub Diameter 2 11/16 in, Hub Projection 0.529 in, Hub Type One Side, Length through Bore 13/16 in, Material Grade 1045, Minimum Bore Diameter 1 11/16 in, Resistance Properties Corrosion Resistant