













20:1 Worm Gearbox NMRV40 Worm Gear Speed Reducer 14mm Input Shaft Diameter
C$0.00
- In Stock: 1
- Model: NMRV40-G20-D14
- Gross Weight: 2.14kg
- Certificated: ISO
This product has a minimum quantity of 999
How to Choose a Shipping Warehouse?
For customers in the US, the UK, EU, Australia and Russia, please prioritize selecting a local warehouse. For the EU countries, choose the German warehouse.
The benefits of this selection include faster delivery times and lower overall costs, as no customs duties are incurred.
The benefits of this selection include faster delivery times and lower overall costs, as no customs duties are incurred.
The size of this gearbox is 86mmx86mm and the input shaft diameter is 14mm. This worm gearbox is designed for Nema 34 Stepper Motor or other 86mmx86mm size motor, the output shaft is offset by 90°from the drive shaft. Besides big cases, no gap structure of box means a maintenance-free that is hermetically sealed. It prevents the lubricant from easily losing and going bad, and exchanging.
Gearbox Specifications
- Manufacturer Part Number: NMRV40-G20-D14
- Gearbox Type: Worm Gearbox
- Gear Ratio: 20:1
- Output Max.Permissible Torque: 40Nm(354.03lb-in)
- Output Max. Radial Load: 1.82kN
- Output Type: Hollow Bore
- Output Bore Diameter: Φ18mm
- Input Shaft Type: Key way
- Input Shaft Diameter: Φ14mm
- Input Shaft Max. Length: 35mm
Note
- Recommend Input Speed <=1500rpm.
- Due to high backlash, worm gearboxes are not suitable for positioning applications.

Due to some reasons, we have temporarily stopped producing and selling this product. This product cannot be ordered. The alternative product is NMRVS40-G20-D14.
The worm gearbox has been upgraded by using better materials. If you need the new version, please refer to NMRVS40-G20-D14.
If you would like to know more about the difference between old and new worm gears, please read this article.
Worm gearboxes are generally recommended to use B3 installation type, if you use other installation types, please contact us for customization.
Physical Specification | |
Gear Ratio(xx:1) | 20 |
Gearbox Size | 040 |
Gearbox Type | Worm Gearbox |
Input Shaft Diameter(mm) | 14 |
Input Shaft Max. Length | 35mm |
Inventory Method | Dedicated Inventory |
Matching Motor Type | Nema Size Stepper Motor |