Bearing 31318 J2 (SKF)

Tapered roller bearings, single row 31318 J2

Bearing number : 31318 J2

Size (mm) : 90x190x46,5

Brand : SKF

Bore Diameter (mm) : 90

Outer Diameter (mm) : 190

Width (mm) : 46,5

Bearing dimensions and specification in SKF catalogue:

d - 90 mm

D - 190 mm

T - 46.5 mm

d₁ - - 138.88 mm

B - 43 mm

C - 30 mm

r_1,2 - min. - 4 mm

r_3,4 - min. - 3 mm

a - 57.28 mm

d_a - max. - 109 mm

d_b - min. - 104 mm

D_a - min. - 151 mm

D_a - max. - 176 mm

D_b - min. - 179 mm

C_a - min. - 6 mm

C_b - min. - 16.5 mm

r_a - max. - 4 mm

r_b - max. - 3 mm

Basic dynamic load rating - C - 264 kN

Basic static load rating - C₀ - 315 kN

Fatigue load limit - P_u - 35.5 kN

Reference speed - 2400 r/min

Limiting speed - 3400 r/min

Calculation factor - e - 0.83

Calculation factor - Y - 0.72

Calculation factor - Y₀ - 0.4

Mass bearing - 5.382 kg

Designation

Bore Dia, mm

Outer Dia, mm: