Use this tag for questions related to the NEMA standard stepper motor with type number "17" which stands for 1.7 x 1.7 inch (43.2 x 43.2 mm) stepper housing dimensions. The height of the stepper depends on the type, the larger the holding torque, the larger the height.

NEMA, short for National Electrical Manufacturers Association, is a trade association for electrical equipment manufacturers in the United States that also maintains and sets standards for electrical equipment. The NEMA 17 stepper motor is a stepper motor type specified by the NEMA ICS 16-2001 standard.

NEMA 17 steppers have 1.7 x 1.7 inch motor housing dimensions and are very commonly used in 3D-printers.