NJ2304ET
SIAIF NJ2304ET
Type

Short cylindrical roller bearing

Model：NJ2304ET
Thickness(mm)：21
Inner diameter d：20
Outer diameter D：52
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Detailed information

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Installation size (mm)
  • d a (4) (Minimum)26.5
  • d b (Minimum)24
  • d b (5) (Maximum)26
  • d c (Minimum)30
  • d d (Minimum)33
  • Da(4) (Maximum)45.5
  • Db (Maximum)-
  • Db (Minimum)-
  • r a (Maximum)1
  • r b (Maximum)0.6
Dimensions(mm)
  • d20
  • D52
  • B21
  • r(Minimum)1.1
  • r 1 (Minimum)0.6
  • Fw27.5
  • Ew-
weight(kg)
  • (Refer to)0.209
Load rating(N)
  • Cr42000
  • Cor39000
Limit speed(1)(rpm)
  • Grease lubrication11000
  • Oil lubrication14000
Bearing code(2) (3)
  • BasicModelNU2304ET
  • NUtypeNU2304ET
  • NJtypeNJ2304ET
  • NUPtypeNUP2304ET
  • Ntype-
  • NFtype-

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