Nema8 Non Captive Stepper Motor Through Screw Motor 20mmx20mm Stepping Motor with Screw for STM CNC Milling Machine
The 20mm Hybrid Stepper Motor Series offers powerful holding torque in a variety of sizes.
Use with a microstepping driver to reduce vibration and achieve higher step resolution.
Choose a baseline version or request your own customized configuration.
Features:
Step Angel
| 1.8 ° |
Fram Size
| 20 mm |
Number of Phase
| 2 Phase |
Rated Current
| 0.5Amp |
Holding Torque
| 15mN.m |
Resistance
| 5.1ohm |
Inductance
| 1.5mH |
Rotor Inertia
| 2g-cm² |
Motor weight
| 0.08kg |
Lead Screw
| Tr3.35X0.6096 |
Connection
| Bipolar |
Step Angle: 1.8°
Maximum Temperature :80°C maximum
Ambient Temperature: -20 °C to 50°C
Storage Temperature -20: °C to 100°C
Humidity Range (%) :85% or less, non-condensing
Magnet Wire Insulation :Class B 130 deg C
Insulation Resistance :100M Ohm at 500 VDC
Dielectric Strength :500 VDC for 1 min
Shaft Radial Play:0.02Max. (450g-load)
Shaft Axial Play:0.08Max. (450g-load)
Max. radial force:28N (20mm from the flange)
Max. axial force):10N
Model | Holding Torque | Step Angle | Motor Length | Type of Shaft | Rated Current |
42SHD4950 | 0.13N.m | 1.8° | 20mm | D Shaft-20mm | 1.0A |
42SHD4003 | 0.26N.m | 1.8° | 34mm | D Shaft-20mm | 0.4A |
42SHD0261 | 0.45N.m | 1.8° | 40mm | D Shaft-20mm | 1.68A |
42SHD4425 | 0.59N.m | 1.8° | 48mm | D Shaft-24mm | 2.0A |
42SHD4813 | 0.8N.m | 1.8° | 60mm | D Shaft-24mm | 2.1A |
Body Length | Diameter of Screw | Pitch | Length of Screw | ||
20 mm 34 mm 40 mm 48 mm 60 mm | 5 | 2 | 20-1000 mm | ||
8 | |||||
6.35 | 1.27 | ||||
3.175 | |||||
6.35 | |||||
6.5 | 3 | ||||
6.35 | |||||
8 | 1 | ||||
2 | |||||
4 | |||||
8 | |||||
12 |
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