NN3056K
SIAIF NN3056K
Type

Short cylindrical roller bearing

Model：NN3056K
Thickness(mm)：106
Inner diameter d：280
Outer diameter D：420
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Detailed information

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Bearing code
  • Cylindrical holeNN3056
  • Conical hole(1)NN3056K
Installation size (mm)
  • d a (2) (Minimum)296
  • d a (2) (Maximum)-
  • d 1a (Minimum)298
  • d c (Minimum)-
  • Da (Maximum)404
  • Da (Minimum)388
  • r a (Maximum)3
Dimensions(mm)
  • d280
  • D420
  • B106
  • r(Minimum)4
  • Fw-
  • Ew384
weight (kg)
  • (Refer to)51.1
Load rating(N)
  • Cr1080000
  • Cor2080000
Limit speed(rpm)
  • Grease lubrication1300
  • Oil lubrication1500

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