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![SMR31 | MR31S [EZO] Miniature deep groove open ball bearing. Special metric series.](https://ebearing.com.ua/124477-large_default/smr31-mr31s-ezo-miniature-deep-groove-open-ball-bearing-special-metric-series.jpg "SMR31 | MR31S [EZO] Miniature deep groove open ball bearing. Special metric series.")
![SMR31 | MR31S [EZO] Miniature deep groove open ball bearing. Special metric series.](https://ebearing.com.ua/124477-thickbox_default/smr31-mr31s-ezo-miniature-deep-groove-open-ball-bearing-special-metric-series.jpg "SMR31 | MR31S [EZO] Miniature deep groove open ball bearing. Special metric series.")
Manufacturer
EZO
EZO
Country of origin
Japan
Japan
Manufacturer designation:
SMR31 | MR31S
Design:
The ball bearing consists of two rings (internal and external) and rolling elements (balls), connected with a cage - separator.
Features:
Made of high-carbon chrome bearing steel, characterized by high wear resistance and rolling fatigue strength.
Covered with a layer of stainless steel for working in aggressive environments and at high humidity.
Open type, without seals.
Parameters
Bore diameter, d
1 mm
Outside diameter, D
3 mm
Total width, T
1.5 mm
Material
Stainless steel
Rotation speed (plastic lubricant), v
117000 RPM
Rotation speed (liquid lubrication), v
139000 RPM
Basic static load rating, Co
0.025 kN
Basic dynamic load rating, C
0,096 kN
![SMR31 | MR31S [EZO] Miniature deep groove open ball bearing. Special metric series.](https://ebearing.com.ua/124477-home_default/smr31-mr31s-ezo-miniature-deep-groove-open-ball-bearing-special-metric-series.jpg "SMR31 | MR31S [EZO] Miniature deep groove open ball bearing. Special metric series.")
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