SKF 7020 CD/P4AL轴承,SKF 7020 CD/P4AL角接触球轴承-搜轴承SKF数据中心
搜轴承 -- SKF -- 角接触球轴承 -- SKF 7020 CD/P4AL轴承

d - 100 mm

D - 150 mm

B - 24 mm

d1 - 115.4 mm

d2 - 115.4 mm

D1 - 134.6 mm

b - 2.2 mm

C1 - 13.4 mm

C2 - 5.2 mm

C3 - 4 mm

r1,2 - min. - 1.5 mm

r3,4 - min. - 1 mm

a - 28.8 mm

da - min. - 107 mm

db - min. - 107 mm

Da - max. - 143 mm

Db - max. - 146 mm

ra - max. - 1.5 mm

rb - max. - 1 mm

dn - 118.7 mm

Basic dynamic load rating - C - 83.2 kN

Basic static load rating - C0 - 85 kN

Fatigue load limit - Pu - 3.2 kN

Limiting speed for grease lubrication - 8500 r/min

Limiting speed for oil lubrication - 14000 mm/min

Ball - Dw - 15.875 mm

Ball - z - 22

Gref - 16.2 cm3

Calculation factor - f0 - 15.8

Preload class A - GA - 310 N

Preload class B - GB - 620 N

Preload class C - GC - 1240 N

Preload class D - GD - 2480 N

Calculation factor - f - 1.16

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.02

Calculation factor - f2C - 1.05

Calculation factor - f2D - 1.09

Calculation factor - fHC - 1

Preload class A - 112 N/micron

Preload class B - 153 N/micron

Preload class C - 215 N/micron

Preload class D - 312 N/micron

Mass bearing - 1.263 kg

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