NEMA 8 Hollow Shaft M5 Thread: This small size 20mm NEMA 8 hollow shaft stepper motor has a body length 30mm with 0.6A rated current & holding torque 0.018Nm. A hollow shaft with outer diameter Φ5mm & inner diameter Φ2.5mm is available and also a double shaft with the front shaft length 12mm and rear shaft length 8mm with M5 thread is designed.
NEMA 8 Hollow Shaft M5 Thread Specification
Part Number: 20AI30-0604M5
Step Angle: 1.8deg
Bipolar/Unipolar: Bipolar
Holding Torque: 0.018Nm
Rated Current/phase: 0.6A
Driving Voltage: 12-24VDC
Frame Size: 20x20mm
Body Length: 30mm
Shaft Type: Hollow Shaft
Inner Diameter: Φ2.5mm
Outer Diameter: Φ5mm
Front Shaft Length: 12mm
Rear Shaft Length: 8mm with M5 thread
Number of Leads: 4
Lead Length: 400mm
Weight: 60g
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