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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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Bearing selection
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.
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.
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Our online training courses gives you the necessary rolling bearing knowledge in the form of short learning units.
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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 K K15X21X21
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Needle roller and cage assemblies K15X21X21

to DIN 5405-1/ISO 3030

Needle roller and cage assemblies K15X21X21, to DIN 5405-1/ISO 3030
Radial loadNot sealedGrease lubricationOil lubricationSmall design envelope
 
Fw 15  mm 
   
Ew 21  mm 
   
Bc 21  mm 
   
 
 
m 17  g 
  Mass
Cr 19400  N 
  Basic dynamic load rating, radial
C0r 24300  N 
  Basic static load rating, radial
Cur 3300  N 
  Fatigue limit load, radial
nG 23600  1/min 
  Limiting speed
nB 14400  1/min 
  Reference speed