


• 2 phase, NEMA24 frame size
• 85 mm long
• 4.0 A phase current
• 3.3 N.m holding torque
• 8 mm shaft size
• Built with high quality materials.High precision, low motor heating, and low vibration。
The 60J1887-440 is a 3.3 N·m NEMA24 Stepper Motor, a 2-phase 60 mm-frame motor, 85 mm long, with 3.3 N·m at 4.0 A and an 8 mm shaft. It retains the torque of its 100 mm sibling in a shorter body, trading a little length for a smaller motor-cavity requirement.
Holding the same 3.3 N·m while shortening the body suits machines whose depth is constrained. The identical current and shaft simplify parts commonality with the longer NEMA24 variant, which helps maintenance teams keep a smaller spare-parts stock.
Textile roller drives and food-processing feed belts value a motor with stable torque and low vibration for consistent line speed; the compact length helps where guards or adjacent components limit space. In compact CNC equipment the motor drives small axes and tool-change mechanisms, while packaging machinery uses it for indexing conveyors and labelers. Factory automation pick mechanisms and compact robot arms take advantage of the NEMA24 interface to carry moderate payloads with repeatable positioning.
Select a driver rated for at least 4.0 A and confirm the supply bus supports the voltage needed to reach your target speed under load. Because torque decreases with speed, benchmark the required torque at the operating RPM rather than at standstill. Keep the motor surface free of enclosure contact that blocks airflow; low motor heating maintains torque through extended operation, an important factor in continuous production lines.
A 4.0 A-capable driver and standard 8 mm coupling hardware complete the axis. The NEMA24 interface provides a stable mounting without excessive footprint. Lyenwsin offers the motor, driver and support for OEM and integrator projects.
| Model | 60J1887-440 |
| Phase | 2 |
| Step Angle(deg) | 1.8 |
| Holding Torque(N·m) | 3 |
| Rated Current(A) | 4 |
| Phase Resistance(ohm) | 0.7 |
| Phase Inductance(mH) | 2.5 |
| Detent Torque(mN·m) | 1200 |
| Rotor inertia(g·cm²) | 900 |
| Insulation Class | B |
| Number of Leads | 4 |
| Weight(kg) | 1.4 |
| Length(mm) | 85 |
| Matched Drive | 2DM556-RC/EC 2DM556 |
| Frame Size(NEMA) | 24 |
| Shaft Diameter(mm) | 8 |
| Frame Size(mm) | 60 |
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