KOYO 30311CR Bearing Specifications

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KOYO 30311CR Bearing
Bearing 30311CR

Bearing number : 30311CR

Size (mm) : 55x120x31.5

Brand : KOYO

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 31,5

Bearing dimensions and specification in KOYO catalogue:

d - 55 mm

D - 120 mm

T - 31,5 mm

B - 29 mm

C - 22 mm

a - 29,8 mm

r min. - 2,5 mm

r2 min. - 2 mm

da min. - 67 mm

da max - 70 mm

Da min - 97 mm

Da max. - 108 mm

Db min. - 112 mm

ra max. - 2 mm

rb max. - 2 mm

Weight - 1,58 Kg

Basic dynamic load rating (C) - 144 kN

Basic static load rating (C0) - 161 kN

(Grease) Lubrication Speed - 3400 r/min

(Oil) Lubrication Speed - 4500 r/min

Calculation factor (e) - 0,55

Calculation factor (Y0) - 0,6

Calculation factor (Y1) - 1,1

Tags :  KOYO , 55x120x31.5