NMRV040 20 To 1 Worm Gear Reducer For Nema 34 Stepper Or Servo Motor Beefy Heavy Duty Aluminum Alloy Gearbox With 14mm Input And 18mm Output RV40 Metal Gearheads For High Torque CNC And Automation

Heavy Duty NMRV040 Worm Gear Reducer for NEMA 34 unit
✔️ Input 14 mm, output 18 mm; NEMA34 86x86 bolt pattern, IP55, single unit

The NMRV040 is a heavy-duty worm gear reducer designed to pair with NEMA 34 servo or step motors. This compact aluminum gearbox delivers high torque, stable operation, and simple installation for CNC machines, automation stations, and robotics.

✅ Input hole size: 14 mm (0.55 in)
✅ Output hole size: 18 mm (0.70 in)
✅ NEMA 34 mounting: 86x86 mm bolt pattern
✅ Housing: aluminum alloy, IP55 rated
✅ Gear material: QT-400 ductile iron worm gear; 20Cr steel shaft

💡 What is a worm gear reducer used for in CNC and automation setups?

A handy, general explanation of how these gear reducers boost torque and streamline motion control. - High torque at low speed for precise axis movement - Compact metal housing with IP55 seals for dusty environments - Works with servo or step motors in CNC and automation - Long service life with durable gears and shafts