NMRV Industrial Worm Reduction Speed Reducer


Quick Details

Place of Origin:

Zhejiang, China

Brand Name:


Model Number:


Rated Power:


Gearing Arrangement:


Output Torque:

2.6—1550 N.M

Input Speed:


Output Speed:



Blue,Silver or Customised

Body Material:

Aluminium alloy & Cast iron

Reduction Ratio:


Quality management:

ISO 9001:2008

Coupling with motor:

Flange & shaft


One year,subject to proper operation and installation



Supply Ability

Supply Ability:
8000 Piece/Pieces per Month

Packaging & Delivery

Packaging Details
1 piece / carton,several cartons / wooden pallet
Shanghai / Ningbo
Lead Time
About 35 dyas

Online Customization

About RV industrial worm reduction speed reducers,

All the models of RV025—RV150 are made in our factory,and RV worm gearbox motors are one of the maturely developed products in our factory.We assure all the customers of good quality products and competitive prices,as well as excellent after-sale service and technical support.

Applications and basic information,

  • Widely used in material handing, automation, machine tool, aerospace, food, packing, pharamceutical, printing industry that require to lower the speed driven by motors or other engines.
Model RV025 030 040 050 063 075 090 110 130 150
Single unit versions

NMRV – fitted for motor flanged coupling,

NRV – with input shaft,

NMRV-Emotorflanged coupling with worm extension shaft,

NRV-E with double extension worm shaft,

Rated power range 0.06—-15KW
Single unit reduction ratio 1:5 7.5 10 15 20 25 30 40 50 60 80 100
Output torque 2.6—1195N.M
Worm shaft 20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm
Worm wheel worm mandrel is HT250,and wormring gear,ZQSn10-1

Mounting position for single unit of worm gearbox motor,

Besides the RV worm reduction speed reducers,we are also producing the multi-stage helical gear reducers,SKM and SRC series.They are all available for two-stage and three-stage reduction in different one single unit.

Quick viewing about our products,including the RV worm gearbox motors,

For more information and details about the RV worm reduction speed reducers or others,please do not hesitate to contact me.I will always be here to serve you well with my every effort.

Package for delivery,

For complete unit,each one is packed in carton box;for spare parts,several pcs in one carton,then several cartons packed in wooden pallet as the following pictures show,

About samples,

Samples are charged and the buyers will be held liable for the delivery charges from our factory to their location by TNT,DHL,EMS or other methods,but these fees can be refundable by deduction from the payment of the order later.

Please find me here for instant communication and quick response,and more understanding about our products.I am and will be always be ready to serve you well with my every effort.You will be welcome anytime.

I am here,please find me,