NRV25, NRV30, NRV40, NRV50, NRV63, NRV75, NRV90, N
Motor, Motorcycle, Machinery, Toy, Agricultural Machinery
Hardened Tooth Surface
Vertical Type
Coaxial
Worm Gear
Worm Reducer
25 30 40 50 63 75 90 110 130 150
1:10, 15, 20, 25, 30, 40, 50, 60, 80, 100
56b14, 63b14, 63b5, 71b14, 80b14 and So on
Blue/Silver or on Customer Request
Synthetic & Mineral
Zhejiang
8483900090
Product Description
NMRV series worm gear reducer
1. Aluminum alloy housing, small size, light weight.
2. High transmission efficiency, low noise.
3.Smooth ruuning, high output torque and long service life.
4. Multiple connection structure and installation.
TYPE | Worm Gear Speed Reducer / Worm Gearbox |
NMRV MODEL | NMRV25, NMRV30, NMRV40, NMRV50, NMRV63, NMRV75, NMRV90, NMRV110, NMRV130, NMRV150 |
NRV MODEL | NRV25, NRV30, NRV40, NRV50, NRV63, NRV75, NRV90, NRV110, NRV130, NRV150 |
POWER | 0.12kw-15kw |
RATIO | 1/7.5,1/10,1/15,1/20,1/15,1/30,1/40,1/50,1/60,1/80,1/100 |
COLOR | Blue(RAL5010), Silver grey (RAL9022), or on request |
MATERIAL | Housing/Flange:Aluminum Alloy |
Worm Gear:Copper 9-4&nodular iron | |
Worm:20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC | |
Shaft:chromium steel-45# | |
IEC FLANGE | IEC standard flange 56B14, 63B14, 63B5, 63B5, 71B14,80B14 AND SO ON |
LUBRICANT | Synthetic & Mineral |
NMRV Model&marker | |||
NMRV-063-30-VS-F1(FA)-AS-80B5-0.75KW-B3 | |||
NMRV | Means hole-input with flange | ||
NRV | Means shaft-input without flange | ||
63 | Centre-to-centre spacing of worm-gear speed reducer | ||
30 | Ratio | ||
VS | Double input shaft | F1 (FA) | Flange output |
AS | Single output shaft | AB | Double output shaft |
PAM | Fitted for motor coupling | 80B5 | Motor mounting facility |
0.75kw | Electric motor power | B3 | Mounting position |
NMRV NMRV+NMRV


NMRV/NRV ASSEMBLE WITH ELECTRIC MOTOR






Each reducer in single carton box packed.
Q1: Are you trading company or manufacturer ?
A: We are factory.
Q2: How long is your delivery time and shipment?
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.
Q3: What is your advantages?
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.