RV, RVE, NRV, NMRV Series BronzeBrass Worm Gear Speed Reducer


Quick Details

Place of Origin:

Zhejiang, China

Brand Name:


Model Number:


Rated Power:

0.04~15 Kw

Gearing Arrangement:


Output Torque:

2~3,022 N.m

Input Speed:

1,400 R/min

Output Speed:

0.3~419 R/min


silver, blue

Quality Control System:


Gear material:

Low carbon high alloy steel

Heat treatment:

Carburising/quenching/gear grinding

Protect feature:


Export experience:

About 20 years



Easy to install:

ISO9001:2000 ISO14001:2004

High Strength,Compact Dimension:

Competitive price


nmrv series worm reducer

Supply Ability

Supply Ability:
100 Unit/Units per Day

Packaging & Delivery

Packaging Details
standard export package
china main port
Lead Time
30 days against deposit

Online Customization

Aluminum Housings NMRV Worm Wheel Gearbox

The products are widely applied in the producing equipments of all kinds of industries inside and outside China. They are the best choices for nowadays modern facilities of mechanical reducing drive control to realize large twisting distance, large gear ratio, little noise, high efficiency and stability.

Advances and Features of NMRV Worm Gear Reducers:

  • High quality die casting aluminum alloy housing, suitable for universal mounting.
  • Heat sink design for cooling provides great surface area and higher thermal capacity than the casting iron housings.
  • 8 sizes from 030 to 130, with power scope rom 7.5w to 60kw.
  • Larger speed ratio range. each single frame size has 12 ratios from 5:1 to 100:1.
  • Hardened worm with fine grinding has the features of higher efficiency and big output torque.
  • Low noise and stably running, can adapt long term work condition in terrible environments.
  • Light weight, high mechanical strength.

Models and Specifications:

Packaging & Shipping