Drive train specifications Lead screw LSA1 can be fitted with different spring loaded lead screws Parameter Pitch 0.635mm Pitch 1.27mm Pitch 6.35mm Unit Push pull force >50 >40 TBD N Backlash 5 TBD TBD µm Motor Parameter Value Unit Size NEMA11 Step angle 1.8 ±5% deg Phase count 2 Rotor inertia 12 g*cm2 Mass 180 g Rated voltage 4.5 V Rated current 0.75 A Resistance per phase 6.7 ±10% Ω Inductance per phase 3 ±20% mH Holding torque 95 mN*m