Bearing 1220 K + H 220 (SKF)

Self-aligning ball bearings 1220 K + H 220

Bearing number : 1220 K + H 220

Size (mm) : 90x180x58

Brand : SKF

Bore Diameter (mm) : 90

Outer Diameter (mm) : 180

Width (mm) : 58

Bearing dimensions and specification in SKF catalogue:

d₁ - 90 mm

D - 180 mm

B₁ - 58 mm

d₃ - 130 mm

D₁ - - 155.8 mm

B - 34 mm

B₄ - 20 mm

r_1,2 - min. - 2.1 mm

d_a - max. - 127 mm

d_b - min. - 106 mm

D_a - max. - 168 mm

B_a - min. - 8 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 68.9 kN

Basic static load rating - C₀ - 30 kN

Fatigue load limit - Pu - 1.3 kN

Reference speed - 7500 r/min

Limiting speed - 4800 r/min

Calculation factor - k_r - 0.04

Calculation factor - e - 0.17

Calculation factor - Y₀ - 4

Calculation factor - Y₁ - 3.7

Calculation factor - Y₂ - 5.7

Mass bearing and adapter sleeve - 5 kg

Designation

Bore Dia, mm

Outer Dia, mm: