RNA 4840
SIAIF RNA 4840
Type

Needle roller bearing

Model：RNA 4840
Thickness(mm)：50
Inner diameter d：220
Outer diameter D：250
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Detailed information

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Dimensions(mm)
  • F w 220
  • D250
  • C50
  • r (Minimum)1.5
  • d200
  • B50
Limit speed(rpm)
  • Grease lubrication1100
  • Oil lubrication1800
Bearing code
  • noneInner circleRNA 4840
  • haveInner circleNA 4840
Load rating (N)
  • Cr274000
  • Cor740000
Load rating {kgf}
  • Cr27900
  • Cor75500
Installation size(mm)
  • d a (Minimum)208
  • D a (Maximum)242
  • r a (Maximum)1.5
weight(kg) (Refer to)
  • noneInner circle3.35
  • haveInner circle5.9

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