SKF 7222 ACD/HCP4A轴承,SKF 7222 ACD/HCP4A角接触球轴承-搜轴承SKF数据中心
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d - 110 mm

D - 200 mm

B - 38 mm

d1 - 138.7 mm

d2 - 138.7 mm

D1 - 171.3 mm

r1,2 - min. - 2.1 mm

r3,4 - min. - 1.1 mm

a - 55.4 mm

da - min. - 122 mm

db - min. - 122 mm

Da - max. - 188 mm

Db - max. - 193 mm

ra - max. - 2 mm

rb - max. - 1 mm

dn - 145.9 mm

Basic dynamic load rating - C - 168 kN

Basic static load rating - C0 - 160 kN

Fatigue load limit - Pu - 5.4 kN

Limiting speed for grease lubrication - 7500 r/min

Limiting speed for oil lubrication - 12000 mm/min

Ball - Dw - 26.988 mm

Ball - z - 16

Gref - 54.15 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 - 1050 N

Preload class B - GB - 2100 N

Preload class C - GC - 4200 N

Preload class D - GD - 8400 N

Calculation factor - f - 1.08

Calculation factor - f1 - 0.99

Calculation factor - f2A - 1

Calculation factor - f2B - 1.01

Calculation factor - f2C - 1.03

Calculation factor - f2D - 1.06

Calculation factor - fHC - 1.01

Preload class A - 361 N/micron

Preload class B - 469 N/micron

Preload class C - 618 N/micron

Preload class D - 830 N/micron

Mass bearing - 3.857 kg

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