Bearing QJ 318 N2MA (SKF)

Angular contact ball bearings, four-point contact ball bearings QJ 318 N2MA

Bearing number : QJ 318 N2MA

Size (mm) : 90x190x43

Brand : SKF

Bore Diameter (mm) : 90

Outer Diameter (mm) : 190

Width (mm) : 43

Bearing dimensions and specification in SKF catalogue:

d - 90 mm

D - 190 mm

B - 43 mm

d₁ - - 124 mm

D₁ - - 156 mm

a - 98 mm

h - 11.7 mm

b - 10.5 mm

r₀ - 2 mm

r_1,2 - min. - 3 mm

d_a - min. - 104 mm

D_a - max. - 176 mm

r_a - max. - 2.5 mm

Basic dynamic load rating - C - 285 kN

Basic static load rating - C₀ - 305 kN

Fatigue load limit - P_u - 11 kN

Reference speed - 4500 r/min

Limiting speed - 6300 r/min

Calculation factor - k_a - 1.1

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 - 6.45 kg

Designation

Bore Dia, mm

Outer Dia, mm: