NEMA 17 Hollow Shaft M8 Thread: This compact size 42mm NEMA 17 hollow shaft stepper motor has a body length 48mm with 1.68A rated current & holding torque 0.55Nm. A hollow shaft with outer diameter Φ8mm & inner diameter Φ4.2mm is available and also a dual shaft with front shaft length 22mm & rear shaft length 13mm with M8 thread is designed.
NEMA 17 Hollow Shaft M8 Thread Specification
Part Number: 42AI48-1684M
Step Angle: 1.8deg
Bipolar/Unipolar: Bipolar
Holding Torque: 0.55Nm
Rated Current/phase: 1.68A
Driving Voltage: 12-24VDC
Frame Size: 42x42mm
Body Length: 48mm
Shaft Type: Hollow Shaft
Inner Diameter: Φ4.2mm
Outer Diameter: Φ8mm
Front Shaft Length: 22mm
Rear Shaft Length: 13mm with M8 thread
Number of Leads: 4
Lead Length: 1000mm
Weight: 350g
Overall Size
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