NF230
SIAIF NF230
Type

Short cylindrical roller bearing

Model：NF230
Thickness(mm)：45
Inner diameter d：150
Outer diameter D：270
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Detailed information

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Installation size (mm)
  • d a (4) (Minimum)163
  • d b (Minimum)-
  • d b (5) (Maximum)-
  • d c (Minimum)-
  • d d (Minimum)-
  • Da(4) (Maximum)-
  • Db (Maximum)257
  • Db (Minimum)242
  • r a (Maximum)2.5
  • r b (Maximum)2.5
Dimensions(mm)
  • d150
  • D270
  • B45
  • r(Minimum)3
  • r1(Minimum)3
  • Fw-
  • Ew238
weight(kg)
  • (Refer to)10.4
Load rating(N)
  • Cr345000
  • Cor435000
Limit speed(1)(rpm)
  • Grease lubrication2200
  • Oil lubrication2800
Bearing code(2) (3)
  • BasicModelN230
  • NUtype-
  • NJtype-
  • NUPtype-
  • NtypeN230
  • NFtypeNF230

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