Description:<br />JKM Nema 17 Two Phase Hybrid Stepper Motor 37oz-in 34mm 0.4A<br /><br />Specification:<br />Brand: JKM<br />Model: JK42HS34-0404<br />Motor length: 34mm<br />Diameter of axle: 5mm<br />Voltage: 12V<br />The front shaft length: 24mm<br />Size: 42mm * 42mm * 34mm<br />Holding Torque: 2.8kg.cm 37oz.in<br />Outgoing line: 300mm (Plug is not included)<br />Certification: Certification: CE，ROHS<br />Connection mode: Black:A+，Green: A-   Red: B+， Blue: B-<br />Scope: 3D Printers， Monitor Equipment， Medical Machinery， Textile Machinery， Packaging Machinery， Stage Lighting，ect.<br /><br />Genaral Specification:<br />ItemSpecificationsStep Angle1.8&amp;deg;Temperature Rise 80→maxAmbient Temperature -20→~+50→Insulation Resistance100 M&amp;Omega; Min. ，500VDCDielectric Strength500VAC for 1minuteShaft Radial Play0.02Max. (450g-load)Shaft Axial Play0.08Max. (450g-load)Max. radial force28N (20mm from the flange)Max. axial force10N<br />Electrical Specification:<br />Model No.Step AngleMotor LengthCurrent<br />/PhaseResistance<br />/PhaseInductance<br />/PhaseHolding Torque# of LeadsDetent TorqueRotor InertiaMass( &amp;deg;)(L)mmA&amp;Omega;mHN.mNo.g.cmg.cmKgJK42HS34-04041.8340.430372.84260340.22<br /><br />Package included:<br />1x Stepper Motor<br /><br /><br />