SKF 71984 BM轴承,SKF 71984 BM角接触球轴承-搜轴承SKF数据中心
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d - 420 mm

D - 560 mm

B - 65 mm

d1 - - 472 mm

D1 - - 507 mm

a - 238 mm

r1,2 - min. - 4 mm

r3,4 - min. - 1.5 mm

da - min. - 435 mm

Da - max. - 545 mm

Db - max. - 553 mm

ra - max. - 3 mm

rb - max. - 1.5 mm

Basic dynamic load rating - C - 364 kN

Basic static load rating - C0 - 670 kN

Fatigue load limit - Pu - 13.7 kN

Reference speed - 1200 r/min

Limiting speed - 1200 r/min

Calculation factor - kr - 0.085

Calculation factor - ka - 0.7

Calculation factor - e - 1.14

Calculation factor - X - 0.35

Calculation factor - Y0 - 0.26

Calculation factor - Y1 -

Calculation factor - Y2 - 0.57

Mass bearing - 44.5 kg

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