Bearing 21311 E (SKF)

Spherical roller bearings 21311 E

Bearing number : 21311 E

Size (mm) : 55x120x29

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 29

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 120 mm

B - 29 mm

d₂ - - 72.7 mm

D₁ - - 96.2 mm

b - 6 mm

K - 3 mm

r_1,2 - min. - 2 mm

d_a - min. - 66 mm

D_a - max. - 109 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 159 kN

Basic static load rating - C₀ - 163 kN

Fatigue load limit - P_u - 18 kN

Reference speed - 5600 r/min

Limiting speed - 7500 r/min

Calculation factor - e - 0.24

Calculation factor - Y₁ - 2.8

Calculation factor - Y₂ - 4.2

Calculation factor - Y₀ - 2.8

Weight - 1.7 kg

Designation

Bore Dia, mm

Outer Dia, mm: