SKF 71904CD/HCP4A bearing

SKF 71904CD/HCP4A bearing

SKF 71904CD/HCP4A, Size: 20x37x9. SKF 71904CD/HCP4A are used in a wide variety of applications, they are simple in design, suitable for high speeds and are robust in operation, and need little maintenance.

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Description

Inventory: Enough

Delivery time: 5-7 Days

Angular contact ball bearings, super-precision 71904 CD/HCP4A

Bearing number : 71904 CD/HCP4A

Size (mm) : 20x37x9

Brand : SKF

Bore Diameter (mm) : 20

Outer Diameter (mm) : 37

Width (mm) : 9

Bearing dimensions and specification in SKF catalogue:

d - 20 mm

D - 37 mm

B - 9 mm

d1 - 25.6 mm

d2 - 25.6 mm

D1 - 31.4 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.2 mm

a - 8.4 mm

da - min. - 22 mm

db - min. - 22 mm

Da - max. - 35 mm

Db - max. - 35.6 mm

ra - max. - 0.3 mm

rb - max. - 0.2 mm

dn - 26.8 mm

Basic dynamic load rating - C - 6 kN

Basic static load rating - C0 - 3.2 kN

Fatigue load limit - Pu - 0.137 kN

Limiting speed for grease lubrication - 53000 r/min

Limiting speed for oil lubrication - 75000 mm/min

Ball - Dw - 4.762 mm

Ball - z - 15

Gref - 0.45 cm3

Calculation factor - f0 - 9.8

Preload class A - GA - 25 N

Preload class B - GB - 50 N

Preload class C - GC - 100 N

Preload class D - GD - 200 N

Calculation factor - f - 1.05

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 - 24 N/micron

Preload class B - 32 N/micron

Preload class C - 44 N/micron

Preload class D - 62 N/micron

Mass bearing - 0.033 kg

SKF 71904CD/HCP4A Image

Bearing 71904 CD/HCP4A Bearing 71904 CD/HCP4A SKF 71904CD/HCP4A type

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