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.
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The wizard will assist you in the selection of the correct bearing for your design.
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The wizard will assist you in the selection of the correct linear guidance system for your design.
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Lubricant selection
Lubrication is a design element. You can find the right grease or oil here.
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Here you can find fundamental knowledge on the calculation, lubrication and fitting of bearings.
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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.
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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..-2RSR
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Needle roller bearings NA49..-2RSR

dimension series 49, lip seals on both sides
Needle roller bearings NA49..-2RSR, dimension series 49, lip seals on both sides
Radial loadSealed on both sidesGrease lubricationSmall design envelope		  
 
d
mm
D
mm
B
mm
 
NA4900-2RSR 10 22 14
Calculate bearing Download CAD drawing Send to shopping basket
NA4901-2RSR 12 24 14
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NA4902-2RSR 15 28 14
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NA4903-2RSR 17 30 14
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NA4904-2RSR 20 37 18
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NA4905-2RSR 25 42 18
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NA4906-2RSR 30 47 18
Calculate bearing Download CAD drawing Send to shopping basket
NA4907-2RSR 35 55 21
Calculate bearing Download CAD drawing Send to shopping basket
NA4908-2RSR 40 62 23
Calculate bearing Download CAD drawing Send to shopping basket
NA4909-2RSR 45 68 23
Calculate bearing Download CAD drawing Send to shopping basket
NA4910-2RSR 50 72 23
Calculate bearing Download CAD drawing Send to shopping basket
 
d
mm
D
mm
B
mm