NMRV 90 Gearbox is one size of worm gearbox NMRV series, the distance from worm shaft to worm gear center is 90mm.
It has advanced small square house with high quality Aluminum alloy. Light weight, high strength, big output torque, smooth transmission, and lower noise, those are its advantages. What's more, NMRV90 also has casting iron house, it will be more sturdy and durable.
NMRV 90 size gearbox is widely used for food and beverage industry, packaging and transportation industry, pharmaceutical industry, chemical industry, textile industry, etc.

It has several types, NMRV90, NRV90, NMRV90FA, NMRV90FB, NMRV90VS, NMRV90 for servo motor etc.
Input position is IEC standard flange, or square flange, or input shaft.
Output position is shaft, or flange, or torque arm.


Mainly materials
|
House/Flange |
Aluminum alloy, Casting iron, Stainless steel |
|
Worm shaft |
20CrMnTi, Stainless steel |
|
Worm gear |
Tin bronze, Aluminum bronze |
|
Oil |
Synthetic oil, Mineral oil |
General technical date
|
Size |
90 |
|
Speed ratio |
5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 |
|
Motor power |
0.55-4KW |
|
Output torque |
189-479N.m |
|
Input flange |
80B5/B14, 90B5/B14, 100/112B5/B14 |
|
Customized |
Output shaft, output flange, special mounting position |
You can choose right items according to below motor flange sizes.


Mainly dimensions




Our advantages
- Factory founded in 2006, with extensive experience in production and manufacturing.
- 10,000 square meters standard workshop and over 40 sets production and testing equipment, not only CNC lathes, grinding machines, milling machines, gear hobbing machines, Coordinate Measuring Machining, foundry workshop and assembly lines.
- With technology department and quality department, providing OEM service, based on ISO standard management.
- Exporting to more than 66 countries and regions, widely used for range of industries, including steel industry, metallurgy industry, textile machinery, printing machinery, woodworking machinery, chemical industry, lifting equipment, logistics and conveying equipment, agriculture and packaging equipment etc.
- Our goal is to create the most high efficient and economic speed gearboxes, making JIUWEI a global supplier of advance power transmission solutions expert.
FAQ
Q: How about your package?
A: We generally use high strength brown carton for one piece reducer, and packing all within wooden box, we also accept OEM package.
Q: Do you have air plug?
A: Yes, we provide one air plug for each model, it's very important for worm reducer when long time working.
Q: How about your delivery time?
A: We have enough stock of parts, generally is 30 days for one container.
Q: Do you have casting iron NMRV90?
A: Yes, we have both of casting iron and aluminum alloy case for NMRV90.
Q: Which mode of transportation is available?
A: According to your required, by express, by air, by sea etc.
Q: How to confirm the payment?
A: We accept payment methods such as LC, TT, DP, etc. Generally is 30%T/T advance when order, and 70% balance before shipment.
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