medias® professional – Product catalogue
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Rolling and plain bearings, accessories
Transparent classification of our bearings for rotary motion.
Linear guidance systems
Transparent classification of our linear bearings.
Selection wizards
Bearing selection
The wizard will assist you in the selection of the correct bearing for your design.
Linear selection
The wizard will assist you in the selection of the correct linear guidance system for your design.
Housing selection
The wizard will assist you in the selection of the correct housing for your design
Application examples
Suggestions for your daily work.
Lubricant selection
Lubrication is a design element. You can find the right grease or oil here.
Principles
Here you can find fundamental knowledge on the calculation, lubrication and fitting of bearings.
Lexicon
Here you can find explanations of terms in bearing technology
Interchange list - designations
From this list, you can use the old designation to find the new uniform designation of INA and FAG.
medias® campus
Our online training courses gives you the necessary rolling bearing knowledge in the form of short learning units.
medias® interchange
This function determines appropriate INA and FAG bearings based on designations from other manufacturers.
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medias® Home Rolling and plain bearings, accessories NA49..-RSR
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Datasheet

Needle roller bearings NA49..-RSR

dimension series 49, lip seal on one side
Needle roller bearings NA49..-RSR, dimension series 49, lip seal on one side
Radial loadSealed on one sideGrease lubricationSmall design envelope		  
 
d
mm
D
mm
B
mm
 
NA4900-RSR 10 22 14
Calculate bearing Download CAD drawing Send to shopping basket
NA4901-RSR 12 24 14
Calculate bearing Download CAD drawing Send to shopping basket
NA4902-RSR 15 28 14
Calculate bearing Download CAD drawing Send to shopping basket
NA4903-RSR 17 30 14
Calculate bearing Download CAD drawing Send to shopping basket
NA4904-RSR 20 37 18
Calculate bearing Download CAD drawing Send to shopping basket
NA4905-RSR 25 42 18
Calculate bearing Download CAD drawing Send to shopping basket
NA4906-RSR 30 47 18
Calculate bearing Download CAD drawing Send to shopping basket
NA4907-RSR 35 55 21
Calculate bearing Download CAD drawing Send to shopping basket
NA4908-RSR 40 62 23
Calculate bearing Download CAD drawing Send to shopping basket
NA4909-RSR 45 68 23
Calculate bearing Download CAD drawing Send to shopping basket
NA4910-RSR 50 72 23
Calculate bearing Download CAD drawing Send to shopping basket
 
d
mm
D
mm
B
mm