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SKF 31311J2/QDF bearing

Bearing 31311J2/QDF

SKF 31311J2/QDF, Size: 55x120x63. SKF 31311J2/QDF are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearings 31311J2/QDF

Bearing number : 31311J2/QDF

Size (mm) : 55x120x63

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 63

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 120 mm

T - 63 mm

B - 29 mm

r3 min. - 2 mm

r4 min. - 2 mm

r5 min. - 0,6 mm

2B - 58 mm

Ca max. - 4 mm

da max - 68 mm

Da min - 94 mm

Da max. - 112 mm

ra max. - 2 mm

rc max. - 0,6 mm

Weight - 3,3 Kg

Basic dynamic load rating (C) - 209 kN

Basic static load rating (C0) - 275 kN

Fatigue load limit (Pu) - 33,5

Reference speed - 3000 r/min

Limiting speed - 5600 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,8

Calculation factor (Y1) - 0,81

Calculation factor (Y2) - 1,2

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