Bearing QJ 1040 N2MA (SKF)

Angular contact ball bearings, four-point contact ball bearings QJ 1040 N2MA

Bearing number : QJ 1040 N2MA

Size (mm) : 200x310x51

Brand : SKF

Bore Diameter (mm) : 200

Outer Diameter (mm) : 310

Width (mm) : 51

Bearing dimensions and specification in SKF catalogue:

d - 200 mm

D - 310 mm

B - 51 mm

d₁ - - 238 mm

D₁ - - 271 mm

a - 179 mm

h - 12.7 mm

b - 10.5 mm

r₀ - 2 mm

r_1,2 - min. - 2.1 mm

d_a - min. - 212 mm

D_a - max. - 298 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 390 kN

Basic static load rating - C₀ - 620 kN

Fatigue load limit - P_u - 16.6 kN

Reference speed - 2000 r/min

Limiting speed - 3200 r/min

Calculation factor - k_a - 0.8

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 - 15 kg

Designation

Bore Dia, mm

Outer Dia, mm: