Hybrid Stepper Motor
LM17 NEMA 17 1.5 A 1.8° Non-captive Linear Stepper Motor
NEMA 17 (42 mm) 1.5 A, 1.8° non-captive linear actuator stepper motor delivering a maximum thrust of up to 50 lbs (22 kg).
Our linear motors feature precision rolled lead screws which are designed specifically for motion control applications to deliver maximum life and quiet operation. Corrosion resistant and non-magnetic, screws are manufactured from premium grade stainless steel. Screws may optionally be ordered with Teflon coating.
Motor Performance
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| Spec | Notes | Value |
|---|---|---|
| Non-captive shaft | ||
| General purpose nut | ||
| Maximum thrust | lbs (kg) | 50 (22) |
| Maximum repeatability | in (mm) | 0.005 (0.127) |
| Phase current | amps | 1.5 |
| Number of leads | 4 | |
| Phase resistance | ohms | 1.3 |
| Phase inductance | mH | 2.1 |
| Weight (without screw) | oz (g) | 8 (227) |
| Step angle α | ° | 1.8 |
Mechanical dimensions
Wiring
| Wire Color | Phase |
|---|---|
| Red | Phase A |
| Blue | Phase A Return |
| Green | Phase B |
| Black | Phase B Return |
Screw travel specifications
| Travel per revolution | ||
|---|---|---|
| Screw | inches | mm |
| Screw A | 0.25 | 6.35 |
| Screw B | 0.125 | 3.175 |
| Screw C | 0.063 | 1.588 |
| Travel per full step | ||
| Screw | inches | mm |
| Screw A | 0.00125 | 0.0317 |
| Screw B | 0.00063 | 0.0158 |
| Screw C | 0.00031 | 0.0079 |
Dimensional information
| Dimensional information | |
|---|---|
| in / mm | |
| A | 3.0 to 18.0 / 77.5 to 455.0 in 0.1 / 0.25 increments |
| B | 0.25 / 6.35 |
| C | 0.25 / 6.35 |
Nut specifications
The nut is located internal to the motor.
Max Thrust: 50 lbs (22kg)
End treatment options
| End treatments | ||
|---|---|---|
| None | — | |
| Smooth | Ø 0.1967″ ±0.001 Ø 5 mm ±0.003 |
|
| Threaded | Metric: M4 x 0.7mm thread to within 0.03″/ 0.76 mm of shoulder |
UNC: #8-32 UNC-2A thread to within 0.03″/ 0.76 mm of shoulder |
Need a custom screw solution?
SEM offers numerous customization options for your lead screw. Contact us to learn more!
Leadscrew maintenance statement
While under optimal conditions lubrication interval is expected to occur approximately once every 1000 hours of service. Actual life will depend on application and environment. Based upon this, frequent inspections must be performed and a maintenance interval determined based on actual conditions.
Recommended lubricant: Dupont Krytox GPL 206
Part Number:
Select from the available options to build a part number.
