SKF 6311N bearing

55x120x29

They are suitable for high and very high speeds, accommodate radial and axial loads in both directions and require little maintenance. Because deep groove ball bearings are the most widely used bearing type, they are available from TAT bearings in many designs, variants and sizes. 6311 SKF Deep Groove Bearing – 55 x 120 x 29mm



Deep groove ball bearings 6311N

Bearing number : 6311N

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

C - 29 mm

b - 3,1 mm

d1 - 75,3 mm

r0 max. - 0,6 mm

r1 min. - 2 mm

r2 min. - 2 mm

C - 4,06 mm

D2 - 104 mm

D3 - 115,21 mm

D4 - 129,7 mm

Ca max. - 6,88 mm

da min. - 3,5 mm

da max - 66 mm

Da max. - 109 mm

Db min. - 131 mm

ra max. - 2 mm

Weight - 1,35 Kg

Basic dynamic load rating (C) - 74,1 kN

Basic static load rating (C0) - 45 kN

Fatigue load limit (Pu) - 1,9

Reference speed - 12000 r/min

Limiting speed - 8000 r/min

Calculation factor (f0) - 13

Calculation factor (kr) - 0,03

Bearing 6311N

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