NEMA 17 Stepper Motor 42HS40 with 50mm M8 Lead Screw & Nut

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NEMA 17 Stepper Motor 42HS40 with 50mm M8 Lead Screw & Nut The Stepper Motor NEMA 17 40 mm with Attached 50mm M8 Lead Screw & Nut combines a standard 42×42 mm flange, 1.8° step angle, and 40 mm body length motor with an integrated M8 lead screw and anti-backlash nut. This all-in-one actuator delivers smooth rotary-to-linear motion, simplifying assembly and ensuring repeatable positioning in tight spaces. Features 1.8° step angle with ±5 % accuracy. Bipolar, 2-phase (4-wire) configuration. Rated current 1.3 A – 1.7 A. Holding torque 0.41 Nm – 0.45 Nm. Integrated 8 mm lead screw with anti-backlash nut. Insulation resistance ≥100 MΩ@500 VDC. Ambient operating range –20 °C – +50 °C. Temperature rise under load ≤80 °C. Specifications Parameter Value Model 42HS40 Step Angle 1.8° Step Accuracy ±5 % Phases 2(bipolar,4-wire) Rated Current 1.2 A – 1.7 A Phase Resistance 1.5 Ω – 2.7 Ω Phase Inductance 2.8 mH – 3.7 mH Holding Torque 0.41 Nm – 0.45 Nm Detent Torque 0.02 Nm – 0.025 Nm Rotor Inertia 54 g·cm² – 57 g·cm² Temperature Rise ≤80 °C Ambient Temperature Range –20 °C – +50 °C Storage Temperature Range –20 °C – +70 °C Insulation Resistance ≥100 MΩ@500 VDC Dielectric Strength 500 VAC for 1 min Number of Leads 4 Motor Length 40 mm Flange Size 42×42 mm Screw(LxDØ) 50mm x 8 mm Nut Type Anti-backlash Applications Compact linear stages in 3D printers. Small-format CNC mills and routers. Laboratory syringe and dispensing pumps. Automated camera sliders. Medical device actuators. Package Contents 1x NEMA 17 Stepper Motor 42HS40 with 50mm M8 Lead Screw & Nut. 1x 50cm 4-wires connection cable. Datasheet 42HS40 with 50mm M8 Lead Screw & Nut .