Jaw Coupling Insert Urethane Spider Torque 410 In-Lbs Max Torque 820 In-Lb Torsional Stiffness 0.003 Deg/lb-in JC36/JCC36/MJC57/MJCC57 Coupling Size 8000 Max RPM Serviceable Temp Range -10 to 180 F Max Axial Misalignment 0.05 In Max Parallel Misalignment 0.004 In Max Angular Misalignment 0.8 Max Angular Misalignment Red Color Width 0.750 In