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SKF 31306 J2/Q Bearing

d - 30 mm

D - 72 mm

T - 20.75 mm

B - 19 mm

C - 14 mm

a - 22 mm

d1 - 52.7 mm

r1 min. - 1.5 mm

r2 min. - 1.5 mm

r3 min. - 1.5 mm

r4 min. - 1.5 mm

Ca min. - 3 mm

Cb min. - 6.5 mm

da max - 40 mm

Da min - 55 mm

Da max. - 65 mm

db min - 37 mm

Db min. - 68 mm

ra max. - 1.5 mm

rb max. - 1.5 mm

Weight - 0.39 Kg

Basic dynamic load rating (C) - 47.3 kN

Basic static load rating (C0) - 50 kN

Fatigue load limit (Pu) - 5.7

Reference speed - 6700 r/min

Limiting speed - 9500 r/min

Calculation factor (e) - 0.83

Calculation factor (Y) - 0.72

Calculation factor (Y0) - 0.4

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