Bearing 1211 EKTN9 (SKF)

Self-aligning ball bearings 1211 EKTN9

Bearing number : 1211 EKTN9

Size (mm) : 55x100x21

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 100

Width (mm) : 21

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 100 mm

B - 21 mm

d₁ - - 70.3 mm

D₁ - - 86.5 mm

r_1,2 - min. - 1.5 mm

D_a - max. - 91 mm

r_a - max. - 1.5 mm

Basic dynamic load rating - C - 27.6 kN

Basic static load rating - C₀ - 10.6 kN

Fatigue load limit - P_u - 0.54 kN

Reference speed - 14000 r/min

Limiting speed - 9000 r/min

Calculation factor - k_r - 0.04

Calculation factor - e - 0.19

Calculation factor - Y₀ - 3.2

Calculation factor - Y₁ - 3.2

Calculation factor - Y₂ - 4.9

Mass bearing - 0.71 kg

Designation

Bore Dia, mm

Outer Dia, mm: