Self-aligning ball bearings 1220S

Bearing number : 1220S

Size (mm) : 100x180x34

Brand : NTN

Bore Diameter (mm) : 100

Outer Diameter (mm) : 180

Width (mm) : 34

Bearing dimensions and specification in NTN catalogue:

d - 100 mm

D - 180 mm

B - 34 mm

C - 34 mm

r min. - 2,1 mm

da min. - 111 mm

Da max. - 169 mm

ra max. - 2 mm

Weight - 3,82 Kg

Basic dynamic load rating (C) - 69,5 kN

Basic static load rating (C0) - 29,7 kN

(Grease) Lubrication Speed - 3 200 r/min

(Oil) Lubrication Speed - 3 800 r/min

Calculation factor (e) - 0,17

Calculation factor (Y0) - 3,8

Calculation factor (Y1) - 3,6

Calculation factor (Y2) - 5,6