/spec sheet · nema_steppers.py
Spec sheet · nema_steppers.py

nema_steppers.py

Models of NEMA-standard stepper motors — body, plinth, shaft and mounting holes — plus the bolt-pattern mask to difference out of a mounting plate.

nema_stepper_motor(17)interactive · drag to orbit
bolt spacing 31 mm · NEMA 17

rendered & measured

watertight

NEMA 17 is the 3-D-printer classic: a 42.3 mm body on a 31 mm bolt circle with a 5 mm shaft. Eight sizes (NEMA 6 → 42) are tabulated as a NemaSpec.

variants · click to load
300triangles
43,714.4mm³ volume
42×42×44bbox mm
>>> NemaSteppers.nema_stepper_motor(17)