NNU4928K
SIAIF NNU4928K
Type

Short cylindrical roller bearing

Model：NNU4928K
Thickness(mm)：50
Inner diameter d：140
Outer diameter D：190
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Detailed information

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Bearing code
  • Cylindrical holeNNU4928
  • Conical hole(1)NNU4928K
Dimensions(mm)
  • d140
  • D190
  • B50
  • r (Minimum)1.5
  • Fw154
  • Ew-
Installation size(mm)
  • d a (2) (Minimum)148
  • d a (2) (Maximum)153
  • d 1a (Minimum)150
  • d c (Minimum)158
  • Da (Maximum)182
  • Da (Minimum)-
  • r a (Maximum)1.5
weight(kg)
  • (Refer to)4.08
Load rating(N)
  • Cr283000
  • Cor585000
Limit speed(rpm)
  • Grease lubrication2800
  • Oil lubrication3600

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