57 mm Hybrid Stepper Series
Documented rotary stepper motor family. Nominal frame size 57 mm. Refer to each model drawing for actual dimensions, shaft geometry and mounting tolerances.
Model & variant matrix
Each row is a documented model. Configuration-dependent specifications require engineering confirmation.
| Model | Frame mm | Current A | Lead mm/rev | Stroke mm | |
|---|---|---|---|---|---|
| 57H255D30-21DN-S | 57 | 3 | On request | On request | |
| 57H276D40-21DN-S | 57 | 4 | On request | On request |
Series documentation
Engineering files available on request
Request the current drawing, CAD model or datasheet for your configuration.
Request technical files →Review anti-rotation guidance, load profile, duty cycle and installation requirements with an engineer. Series-level data does not establish performance for every configuration.