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KOYO 684 Bearing

d - 4 mm

D - 9 mm

B - 2.5 mm

C - 2.5 mm

r min. - 0.15 mm

r1 min. - 0.15 mm

da min. - 5.2 mm

Da max. - 7.8 mm

ra max. - 0.1 mm

Weight - 0.0006 Kg

Basic dynamic load rating (C) - 0.64 kN

Basic static load rating (C0) - 0.23 kN

(Grease) Lubrication Speed - 59000 r/min

(Oil) Lubrication Speed - 70000 r/min

Calculation factor (f0) - 12.8

Tags :  KOYO . 4x9x2.5

  • #number
  • ID(内径)
  • OD(外径)
  • B(厚度)