7904C
Type

Machine tool spindle bearings

Model:7904C
Thickness(mm):9
Inner diameter d:20
Outer diameter D:37

Detailed information

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Coefficient
  • fo14.9
Main dimensions (mm)
  • d20
  • D37
  • B9
  • r (Minimum)0.3
  • r 1 (Minimum)0.15
Basic load rating (kN)
  • Cr (RatedDynamic load)6.95
  • Cor (RatedStatic load)4.25
Action point 位置 (mm)
  • a8.3
Quality (kg)
  • (Refer to)0.036
Limit speed (2) (min -1 )
  • Grease 润滑40400
  • Oil lubrication61500
Model
  • Model7904C
limit (1) Axial 负荷 (kN)
  • limit (1) Axial 负荷 (kN)3.20
带密 封圈 产品
  • 带密 封圈 产品-

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