Item Specifications Step Angle 1.8 degree Step Angle Accuracy 5% (full step, no load) Resistance Accuracy 10% Inductance Accuracy 20% Temperature Rise 80 Max. (rated current, 2 phase on) Ambient Temperature -20 ~+50 Dielectric Strength 500VAC for one minute Shaft Radial Play 0.02Max. (450 g-load) Shaft Axial Play 0.08Max. (450 g-load) Max. Radial force 28N (20mm from the flange) Max. Axial force 10N Rotation CW( See from Front Flange) Holding Torque 0.23- 0.5 N.M