NF248
SIAIF NF248
Type

Short cylindrical roller bearing

Model：NF248
Thickness(mm)：72
Inner diameter d：240
Outer diameter D：440
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Detailed information

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Dimensions(mm)
  • d240
  • D440
  • B72
  • r(Minimum)4
  • r 1 (Minimum)4
  • Fw-
  • Ew385
Installation size(mm)
  • d a (2) (Minimum)256
  • d b (Minimum)-
  • d b (3) (Maximum)-
  • d c (Minimum)-
  • d d (Minimum)-
  • Da(2) (Maximum)-
  • Db (Maximum)424
  • Db (Minimum)392
  • r a (Maximum)3
  • r b (Maximum)3
weight(kg)
  • (Refer to)49.6
Load rating(N)
  • Cr935000
  • Cor1340000
Limit speed(1)(rpm)
  • Grease lubrication1300
  • Oil lubrication1600
Bearing code(1)
  • BasicModelN248
  • NUtype-
  • NJtype-
  • NUPtype-
  • NtypeN248
  • NFtypeNF248

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