SKF 71904 CE/HCP4AL轴承,SKF 71904 CE/HCP4AL角接触球轴承-搜轴承SKF数据中心
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d - 20 mm

D - 37 mm

B - 9 mm

d1 - 25.65 mm

d2 - 24.4 mm

D1 - 31.49 mm

b - 1.5 mm

C1 - 4.6 mm

C2 - 1.4 mm

C3 - 0.9 mm

r1,2 - min. - 0.3 mm

r3,4 - min. - 0.15 mm

a - 8.5 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 - 4.9 kN

Basic static load rating - C0 - 2.4 kN

Fatigue load limit - Pu - 0.102 kN

Limiting speed for grease lubrication - 68000 r/min

Limiting speed for oil lubrication - 106000 mm/min

Ball - Dw - 4.762 mm

Ball - z - 14

Gref - 0.5 cm3

Calculation factor - f0 - 7.8

Preload class A - GA - 26 N

Preload class B - GB - 79 N

Preload class C - GC - 157 N

Calculation factor - f - 1.04

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.05

Calculation factor - f2C - 1.09

Calculation factor - fHC - 1.01

Preload class A - 20 N/micron

Preload class B - 31 N/micron

Preload class C - 43 N/micron

Mass bearing - 0.032 kg

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