SKF 71811CD/HCP4 bearing

Bearing 71811 CD/HCP4 Bearing 71811 CD/HCP4

SKF 71811CD/HCP4 bearing, Size: 55x72x9. SKF 71811CD/HCP4 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, super-precision 71811 CD/HCP4

Bearing number : 71811 CD/HCP4

Size (mm) : 55x72x9

Brand : SKF

Bore Diameter (mm) : 55

Outer Diameter (mm) : 72

Width (mm) : 9

Bearing dimensions and specification in SKF catalogue:

d - 55 mm

D - 72 mm

B - 9 mm

d1 - 60.7 mm

d2 - 60.7 mm

D1 - 66.5 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.15 mm

a - 13 mm

da - min. - 57 mm

db - min. - 57 mm

Da - max. - 70 mm

Db - max. - 71.2 mm

ra - max. - 0.3 mm

rb - max. - 0.15 mm

dn - 61.3 mm

Basic dynamic load rating - C - 10.1 kN

Basic static load rating - C0 - 10.8 kN

Fatigue load limit - Pu - 0.455 kN

Limiting speed for grease lubrication - 22000 r/min

Limiting speed for oil lubrication - 32000 mm/min

Ball - Dw - 4.762 mm

Ball - z - 29

Gref - 0.88 cm3

Calculation factor - f0 - 17.1

Preload class A - GA - 55 N

Preload class B - GB - 165 N

Preload class C - GC - 330 N

Calculation factor - f - 1.27

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.1

Calculation factor - f2C - 1.18

Calculation factor - fHC - 1.02

Preload class A - 59 N/micron

Preload class B - 101 N/micron

Preload class C - 150 N/micron

Mass bearing - 0.073 kg

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