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重庆斯恩杰科技有限公司

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NU421 NJ421 NUP421 N421 NF421

Boundary Dimensions(mm)
  • d: 105
  • D: 260
  • B: 60
  • r 1,2 min: 4
  • r 3,4 min: 4
  • Fw: 144.5
  • Ew:
Load Rating(kN)
  • Cr: 501
  • Cor: 570
Speed ratings(r/min)
  • Grease: 2200
  • Oil: 2800
Bearing symbol
  • NU Type: NU421
  • NJ Type: NJ421
  • NUP Type: NUP421
  • N Type: N421
  • NF Type: NF421
Other Dimension (mm)
  • D1: 203
  • d1: 159
Mounting dimensions (mm)
  • d a min: 121
  • D a max: 244
  • D b min:
  • r a max: 3
  • r b max: 3