NF304
SIAIF NF304
Type

Short cylindrical roller bearing

Model：NF304
Thickness(mm)：15
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)-
  • d b (5) (Maximum)-
  • d c (Minimum)-
  • d d (Minimum)-
  • Da(4) (Maximum)-
  • Db (Maximum)48
  • Db (Minimum)46
  • r a (Maximum)1
  • r b (Maximum)0.6
Dimensions(mm)
  • d20
  • D52
  • B15
  • r(Minimum)1.1
  • r 1 (Minimum)0.6
  • Fw-
  • Ew44.5
weight(kg)
  • (Refer to)0.148
Load rating(N)
  • Cr21400
  • Cor17300
Limit speed(1)(rpm)
  • Grease lubrication12000
  • Oil lubrication15000
Bearing code(2) (3)
  • BasicModelN304
  • NUtype-
  • NJtype-
  • NUPtype-
  • NtypeN304
  • NFtypeNF304

List of Similar Bearing Models