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Product Catalog

Cylindrical Roller Bearing

Inquiry

61811N 61811NR 61811-ZN 61811-ZNR

Principal dimensions (mm)
  • d: 55
  • D: 72
  • B: 9
  • r 1,2 min: 0.3
  • r s min: 0.3
Basic load ratings (kn)
  • Cr: 9.07
  • Cor: 8.45
Speed ratings(r/min)
  • Grease: 8500
  • Oil: 10000
Bearing No.
  • N: 61811N
  • NR: 61811NR
  • -ZN: 61811-ZN
  • -ZNR: 61811-ZNR
Snap Ring(mm)
  • No.: NR1072
  • D 2 max: 74.8
  • f: 0.85
Snap Groove(mm)
  • D n max: 70.70
  • b min: 0.95
  • a max: 1.70
  • r o max: 0.25
Fitting dimension (mm)
  • d a min: 57.00
  • D a max: 70.0
  • D b min: 76
  • b a min: 1.2
  • C a max: 2.55
  • r a max: 0.3