NJ312EM
SIAIF NJ312EM
Type

Short cylindrical roller bearing

Model：NJ312EM
Thickness(mm)：31
Inner diameter d：60
Outer diameter D：130
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Detailed information

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Installation size (mm)
  • d a (4) (Minimum)71
  • d b (Minimum)71
  • d b (5) (Maximum)75
  • d c (Minimum)79
  • d d (Minimum)86
  • Da(4) (Maximum)119
  • Db (Maximum)-
  • Db (Minimum)-
  • r a (Maximum)2
  • r b (Maximum)2
Dimensions(mm)
  • d60
  • D130
  • B31
  • r(Minimum)2.1
  • r 1 (Minimum)2.1
  • Fw77
  • Ew-
weight(kg)
  • (Refer to)2.06
Load rating(N)
  • Cr150000
  • Cor157000
Limit speed(1)(rpm)
  • Grease lubrication4800
  • Oil lubrication5600
Bearing code(2) (3)
  • BasicModelNU312EM
  • NUtypeNU312EM
  • NJtypeNJ312EM
  • NUPtypeNUP312EM
  • Ntype-
  • NFtype-

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