# 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