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SKF 71904ACE/HCP4AH bearing Details:

Model: 71904ACE/HCP4AH Brand: SKF Bearing status: Original
Delivery time: 5-7 Days Inventory: Enough
Bearing 71904 ACE/HCP4AH Bearing 71904 ACE/HCP4AH

Angular contact ball bearings, super-precision 71904 ACE/HCP4AH

Bearing number : 71904 ACE/HCP4AH

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 - 25.65 mm

d2 - 24.4 mm

D1 - 31.49 mm

K - 0.5 mm

C1 - 5.45 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.15 mm

a - 11.6 mm

da - min. - 22 mm

db - min. - 22 mm

Da - max. - 35 mm

Db - max. - 36.2 mm

ra - max. - 0.3 mm

rb - max. - 0.15 mm

dn - 26.7 mm

Basic dynamic load rating - C - 4.7 kN

Basic static load rating - C0 - 2.3 kN

Fatigue load limit - Pu - 0.098 kN

Limiting speed for grease lubrication - 60000 r/min

Limiting speed for oil lubrication - 95000 mm/min

Ball - Dw - 4.762 mm

Ball - z - 14

Gref - 0.5 cm3

Calculation factor - e - 0.68

Calculation factor - Y2 - 0.87

Calculation factor - Y0 - 0.38

Calculation factor - X2 - 0.41

Calculation factor - Y1 - 0.92

Calculation factor - Y2 - 1.41

Calculation factor - Y0 - 0.76

Calculation factor - X2 - 0.67

Preload class A - GA - 42 N

Preload class B - GB - 130 N

Preload class C - GC - 250 N

Calculation factor - f - 1.04

Calculation factor - f1 - 0.98

Calculation factor - f2A - 1

Calculation factor - f2B - 1.04

Calculation factor - f2C - 1.08

Calculation factor - fHC - 1.01

Preload class A - 52 N/micron

Preload class B - 76 N/micron

Preload class C - 98 N/micron

Mass bearing - 0.032 kg

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