NACHI 7311 bearing

Bearing 7311

7311 NACHI bearing,

NACHI 7311 bearing, Size: 55x120x29. NACHI 7311 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Angular contact ball bearings 7311

Bearing number : 7311

Size (mm) : 55x120x29

Brand : NACHI

Bore Diameter (mm) : 55

Outer Diameter (mm) : 120

Width (mm) : 29

Bearing dimensions and specification in NACHI catalogue:

d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

Angle (α) - 30 °

a - 10.8 mm

r min. - 2 mm

r1 min. - 1 mm

da min. - 65 mm

Da max. - 110 mm

ra max. - 2 mm

Weight - 1.45 Kg

Basic dynamic load rating (C) - 85,5 kN

Basic static load rating (C0) - 61,5 kN

(Grease) Lubrication Speed - 5000 r/min

(Oil) Lubrication Speed - 7000 r/min