SKF 71972 CDMA/HCP4A轴承,SKF 71972 CDMA/HCP4A角接触球轴承-搜轴承SKF数据中心
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d - 360 mm

D - 480 mm

B - 56 mm

d1 - 397 mm

d2 - 397 mm

D1 - 443 mm

r1,2 - min. - 3 mm

r3,4 - min. - 1.1 mm

a - 84.5 mm

da - min. - 373 mm

db - min. - 373 mm

Da - max. - 465 mm

Db - max. - 474 mm

ra - max. - 2.5 mm

rb - max. - 1 mm

dn - 407 mm

Basic dynamic load rating - C - 397 kN

Basic static load rating - C0 - 710 kN

Fatigue load limit - Pu - 14.6 kN

Limiting speed for grease lubrication - 3400 r/min

Limiting speed for oil lubrication - 4800 mm/min

Ball - Dw - 38.1 mm

Ball - z - 30

Gref - 313 cm3

Calculation factor - f0 - 16.7

Preload class A - GA - 1460 N

Preload class B - GB - 2920 N

Preload class C - GC - 5840 N

Preload class D - GD - 11680 N

Calculation factor - f - 1.29

Calculation factor - f1 - 1

Calculation factor - f2A - 1

Calculation factor - f2B - 1.07

Calculation factor - f2C - 1.12

Calculation factor - f2D - 1.18

Calculation factor - fHC - 1.04

Preload class A - 343 N/micron

Preload class B - 466 N/micron

Preload class C - 653 N/micron

Preload class D - 947 N/micron

Mass bearing - 22.632 kg

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