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

r1,2 - min. - 2.1 mm

da - max. - 127 mm

db - min. - 106 mm

Da - max. - 168 mm

Ba - min. - 8 mm

ra - 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 - kr - 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