SKF 7012 ACD/HCP4A轴承,SKF 7012 ACD/HCP4A角接触球轴承-搜轴承SKF数据中心
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d - 60 mm

D - 95 mm

B - 18 mm

d1 - 70.8 mm

d2 - 70.8 mm

D1 - 84.2 mm

r1,2 - min. - 1.1 mm

r3,4 - min. - 0.6 mm

a - 27.2 mm

da - min. - 66 mm

db - min. - 66 mm

Da - max. - 89 mm

Db - max. - 91.8 mm

ra - max. - 1 mm

rb - max. - 0.6 mm

dn - 73.1 mm

Basic dynamic load rating - C - 39 kN

Basic static load rating - C0 - 33.5 kN

Fatigue load limit - Pu - 1.4 kN

Limiting speed for grease lubrication - 15000 r/min

Limiting speed for oil lubrication - 24000 mm/min

Ball - Dw - 11.112 mm

Ball - z - 19

Gref - 5.4 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 - 240 N

Preload class B - GB - 480 N

Preload class C - GC - 960 N

Preload class D - GD - 1920 N

Calculation factor - f - 1.12

Calculation factor - f1 - 0.99

Calculation factor - f2A - 1

Calculation factor - f2B - 1.02

Calculation factor - f2C - 1.05

Calculation factor - f2D - 1.08

Calculation factor - fHC - 1.02

Preload class A - 186 N/micron

Preload class B - 243 N/micron

Preload class C - 323 N/micron

Preload class D - 437 N/micron

Mass bearing - 0.339 kg

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