NF308
SIAIF NF308
Type

Short cylindrical roller bearing

Model：NF308
Thickness(mm)：23
Inner diameter d：40
Outer diameter D：90
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Detailed information

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Installation size (mm)
  • d a (4) (Minimum)48
  • d b (Minimum)-
  • d b (5) (Maximum)-
  • d c (Minimum)-
  • d d (Minimum)-
  • Da(4) (Maximum)-
  • Db (Maximum)82
  • Db (Minimum)79
  • r a (Maximum)1.5
  • r b (Maximum)1.5
Dimensions(mm)
  • d40
  • D90
  • B23
  • r(Minimum)1.5
  • r 1 (Minimum)1.5
  • Fw-
  • Ew77.5
weight(kg)
  • (Refer to)0.649
Load rating(N)
  • Cr58500
  • Cor57000
Limit speed(1)(rpm)
  • Grease lubrication6700
  • Oil lubrication8500
Bearing code(2) (3)
  • BasicModelN308
  • NUtype-
  • NJtype-
  • NUPtype-
  • NtypeN308
  • NFtypeNF308

List of Similar Bearing Models