Reducers, Ametric® Brand (Motovario Type)
PDF - Reducers.pdf
We have been supplying our Ametric® brand of NMRV Reducers since the 1990's. These (UMR) units interchange with Motovariro® NMRV Reducers. We have a huge inventory of Ametric® NMRV Universal Mount (UMR) Reducers and accessories. Our engineers have vast knowledge of reducers and interchanges. Please email your inquiries to
engineering@ametric.com.
Motovario® is the registered Trademark of Motovario S.p.A.
Ametric® is the registered Trademark of American Metric Corporation
Accessories | NMRV 25 |
NMRV 30 | NMRV 40 |
NMRV 50 |
NMRV 63 |
NMRV 75 | NMRV 90 |
NMRV 110 | NMRV 130 |
NMRV 150 | NMRV 185 |
Ametric® Part Number Example
UMR 110-50-90B5
UMR = NMRV
110 = size unit (110 mm between shaft centers)
50 = ratio 1:50
90B5 = motor input flange size
Motor Flange Sizes
56B5 = 9/120 (Shaft Dia/Flange OD in mm) |
56B14 = 9/80 (Shaft Dia/Flange OD in mm) |
63B5 = 11/140 (Shaft Dia/Flange OD in mm) |
63B4 = 11/90 (Shaft Dia/Flange OD in mm) |
71B5 = 14/160 (Shaft Dia/Flange OD in mm) |
71B14 = 14/105 (Shaft Dia/Flange OD in mm) |
80B5 = 19/200 (Shaft Dia/Flange OD in mm) |
80B14 = 19/120 (Shaft Dia/Flange OD in mm) |
90B5 = 24/200 (Shaft Dia/Flange OD in mm) |
90B14 = 24/140 (Shaft Dia/Flange OD in mm) |
100B5 = 28/250 (Shaft Dia/Flange OD in mm) |
100B14 = 28/160 (Shaft Dia/Flange OD in mm) |
112B5 = 28/250 (Shaft Dia/Flange OD in mm) |
112B14 = 28/160 (Shaft Dia/Flange OD in mm) |