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重庆斯恩杰科技有限公司

Product Catalog

Cylindrical Roller Bearing

Inquiry

2780/2720

Principal dimensions (mm)
  • d: 36.487
  • D: 76.200
  • T: 23.812
  • B: 25.654
  • C: 19.050
  • r 1,2 min: 1.5
  • r 3,4 min: 3.3
Basic load ratings (kn)
  • Cr: 67.2
  • Cor: 79.5
Speed ratings (r/min)
  • Grease: 5000
  • Oil: 6500
a mm
  • a: 17
Fitting dimensions mm
  • d a max: 42.5
  • d b max: 44.5
  • D a max: 66.0
  • D a min: 65.0
  • D b min: 70.0
  • C a min: 4.5
  • C b min: 5.0
  • r a max: 1.5
  • r b max: 3.3
Calculation coefficient
  • e: 0.30
  • Y: 1.98
  • Yo: 1.09