Step Accuracy-------------------------------------------------±5% Temperature Rise--------------------------------------80??Max. Ambient Temperature Range---------------------20??+50?? Insulation Resistance----------------------100MΩ Min.50V DC Dielectric Strength-----------------------------500V AC 1minute Radial Play----------------------------0.02mm Max.(450g Load) End Play-------------------------------0.08mm Max.(450g Load) Rotation----------------------------CW (See from Front Flange)