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SKF 71928CD/HCP4A bearing

Bearing 71928 CD/HCP4A Bearing 71928 CD/HCP4A

SKF 71928CD/HCP4A, Size: 140x190x24. SKF 71928CD/HCP4A 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 71928 CD/HCP4A

Bearing number : 71928 CD/HCP4A

Size (mm) : 140x190x24

Brand : SKF

Bore Diameter (mm) : 140

Outer Diameter (mm) : 190

Width (mm) : 24

Bearing dimensions and specification in SKF catalogue:

d - 140 mm

D - 190 mm

B - 24 mm

d1 - 155.4 mm

d2 - 155.4 mm

D1 - 174.6 mm

r1,2 - min. - 1.5 mm

r3,4 - min. - 0.6 mm

a - 34.2 mm

da - min. - 147 mm

db - min. - 147 mm

Da - max. - 183 mm

Db - max. - 186 mm

ra - max. - 1.5 mm

rb - max. - 0.6 mm

dn - 159.5 mm

Basic dynamic load rating - C - 95.6 kN

Basic static load rating - C0 - 116 kN

Fatigue load limit - Pu - 3.9 kN

Limiting speed for grease lubrication - 8000 r/min

Limiting speed for oil lubrication - 12000 mm/min

Ball - Dw - 15.875 mm

Ball - z - 29

Gref - 21.6 cm3

Calculation factor - f0 - 16.6

Preload class A - GA - 360 N

Preload class B - GB - 720 N

Preload class C - GC - 1440 N

Preload class D - GD - 2880 N

Calculation factor - f - 1.29

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.07

Calculation factor - f2C - 1.12

Calculation factor - f2D - 1.18

Calculation factor - fHC - 1.04

Preload class A - 162 N/micron

Preload class B - 223 N/micron

Preload class C - 317 N/micron

Preload class D - 467 N/micron

Mass bearing - 1.386 kg

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