NJ221EM
SIAIF NJ221EM
Type

Short cylindrical roller bearing

Model：NJ221EM
Thickness(mm)：36
Inner diameter d：105
Outer diameter D：190
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Detailed information

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Installation size (mm)
  • d a (4) (Minimum)116
  • d b (Minimum)116
  • d b (5) (Maximum)121
  • d c (Minimum)129
  • d d (Minimum)137
  • D a (4) (Maximum)179
  • D b (Maximum)-
  • Db (Minimum)-
  • r a (Maximum)2
  • r b (Maximum)2
Dimensions(mm)
  • d105
  • D190
  • B36
  • r(Minimum)2.1
  • r 1 (Minimum)2.1
  • Fw125
  • Ew-
weight(kg)
  • (Refer to)4.58
Load rating(N)
  • Cr262000
  • Cor310000
Limit speed(1)(rpm)
  • Grease lubrication3400
  • Oil lubrication4000
Bearing code(2) (3)
  • BasicModelNU221EM
  • NUtypeNU221EM
  • NJtypeNJ221EM
  • NUPtypeNUP221EM
  • Ntype-
  • NFtype-

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