Hollow Shaft Nema8 stepper size 20mm which has a coarse bore for air, beam, lead wire to be through.
If you need a very precise bore for bespoke leadscrew or ballscrew please contact by email for quote.
Holding Torque 18mN.m
|Step Angle||1.8 Deg|
|Rated Current||0.6A per phase|
|Inductance per Phase||1.7mH|
|Resistance per Phase||6.5 Ohms|
|Insulation Resistance||100M Ohm Min. ,500VDC|
|Dielectric Strength||500VAC for one minute|
|Shaft||Hollow Shaft 2.5mm Inner and 5mm Outer|
3.8mm hollow shaft NEMA 8 stepper motor