• Welcome

SKF 61903-2RZ Bearing

d - 17 mm

D - 30 mm

B - 7 mm

d1 - - 20.4 mm

D2 - - 27.7 mm

r1.2 - min. - 0.3 mm

da - min. - 19 mm

da - max. - 20.3 mm

Da - max. - 28 mm

ra - max. - 0.3 mm

Basic dynamic load rating - C - 4.6 kN

Basic static load rating - C0 - 2.6 kN

Fatigue load limit - Pu - 0.108 kN

Reference speed - 50000 r/min

Limiting speed - 26000 r/min

Calculation factor - kr - 0.02

Calculation factor - f0 - 14.7

Mass bearing - 0.018 kg

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