Jaw Coupling Spider Coupling Size JC32 JCC32 JS32 JSC32 MJC51 MJCC51 MJS51 MJSC51 Outside Diameter 2 in System of Measurement Inch Maximum Speed 8 000 RPM Horsepower @ 100 RPM 0.3490 hp Spider Material Polyurethane Maximum Torque 220 in-lb Parallel Misalignment 0.006 in Durometer Hardness 92A Axial Motion 0.05 in Angular Misalignment 0.9 Degrees Color Yellow Compatible Hub Manufacturer Part Number JC32 JCC32 JS32 JSC32 MJC51 MJCC51 MJS51 MJSC51