0.9° 42mm(NEMA17) 2phase Hybrid Stepper Motor 42HM40-0404 General Specification: Temperature Rise :80°C max Ambient Temperature : -20°C ~+50°C Insulation Resistance: 100MΩ Min.,500VDC Dielectric Strength : 500VAC for 1 minute Shaft Rdial Play : 0.02Max.(450g-load) Shaft Axial Play : 0.08Max.(450g-load) Max. radial force : 28N (20mm from the flange) Max. axial force : 10N Hybrid Stepper Motors 1) CE and ROHS approved 2) We can develop customer design versio Applications: Use for robots stepper motor, electronic automatic equipment stepping motor , medical instrument stepping motor, advertisementing instrument stepper motor, lighting& audio equipment stepper motor ,printer stepper motor, textile machinery stepper motor. Cnc router stepper motor. Electrical Specification: Above only for representative products, products of special request can be made according to the customer request.