Bearing QJ 203 N2MA (SKF)

Angular contact ball bearings, four-point contact ball bearings QJ 203 N2MA

Bearing number : QJ 203 N2MA

Size (mm) : 17x40x12

Brand : SKF

Bore Diameter (mm) : 17

Outer Diameter (mm) : 40

Width (mm) : 12

Bearing dimensions and specification in SKF catalogue:

d - 17 mm

D - 40 mm

B - 12 mm

d₁ - - 23.5 mm

D₁ - - 32.5 mm

a - 20 mm

h - 2.5 mm

b - 3.5 mm

r₀ - 0.5 mm

r_1,2 - min. - 0.6 mm

d_a - min. - 21.2 mm

D_a - max. - 35.8 mm

r_a - max. - 0.6 mm

Basic dynamic load rating - C - 17 kN

Basic static load rating - C₀ - 11.4 kN

Fatigue load limit - P_u - 0.48 kN

Reference speed - 22000 r/min

Limiting speed - 30000 r/min

Calculation factor - k_a - 1

Calculation factor - e - 0.95

Calculation factor - X - 0.6

Calculation factor - Y₀ - 0.58

Calculation factor - Y₁ - 0.66

Calculation factor - Y₂ - 1.07

Mass bearing - 0.082 kg

Designation

Bore Dia, mm

Outer Dia, mm: