NJ321EM
SIAIF NJ321EM
Type

Short cylindrical roller bearing

Model：NJ321EM
Thickness(mm)：49
Inner diameter d：105
Outer diameter D：225
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Detailed information

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Installation size (mm)
  • d a (4) (Minimum)118
  • d b (Minimum)118
  • d b (5) (Maximum)131
  • d c (Minimum)137
  • d d (Minimum)149
  • D a (4) (Maximum)212
  • D b (Maximum)-
  • Db (Minimum)-
  • r a (Maximum)2.5
  • r b (Maximum)2.5
Dimensions(mm)
  • d105
  • D225
  • B49
  • r(Minimum)3
  • r 1 (Minimum)3
  • Fw133
  • Ew-
weight(kg)
  • (Refer to)9.84
Load rating(N)
  • Cr425000
  • Cor480000
Limit speed(1)(rpm)
  • Grease lubrication2600
  • Oil lubrication3200
Bearing code(2) (3)
  • BasicModelNU321EM
  • NUtypeNU321EM
  • NJtypeNJ321EM
  • NUPtypeNUP321EM
  • Ntype-
  • NFtype-

List of Similar Bearing Models