SKF 71910 ACB/P4A轴承,SKF 71910 ACB/P4A角接触球轴承-搜轴承SKF数据中心
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d - 50 mm

D - 72 mm

B - 12 mm

d1 - 57.95 mm

d2 - 56.9 mm

D2 - 66.04 mm

r1,2 - min. - 0.6 mm

r3,4 - min. - 0.3 mm

a - 23.2 mm

da - min. - 53.2 mm

db - min. - 53.2 mm

Da - max. - 68.8 mm

Db - max. - 70 mm

ra - max. - 0.6 mm

rb - max. - 0.3 mm

dn - 58.7 mm

Basic dynamic load rating - C - 7.3 kN

Basic static load rating - C0 - 5.8 kN

Fatigue load limit - Pu - 0.25 kN

Limiting speed for grease lubrication - 22000 r/min

Limiting speed for oil lubrication - 36000 mm/min

Ball - Dw - 4.762 mm

Ball - z - 29

Gref - 1.89 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 - 43 N

Preload class B - GB - 86 N

Preload class C - GC - 260 N

Calculation factor - f - 1.09

Calculation factor - f1 - 0.99

Calculation factor - f2A - 1

Calculation factor - f2B - 1.02

Calculation factor - f2C - 1.07

Calculation factor - fHC - 1

Preload class A - 79 N/micron

Preload class B - 102 N/micron

Preload class C - 155 N/micron

Mass bearing - 0.134 kg

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