SKF W 637/4 XR-2Z轴承,SKF W 637/4 XR-2Z深沟球轴承-搜轴承SKF数据中心
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d - 4 mm

D - 8 mm

B - 3 mm

d1 - - 5 mm

D2 - - 7.4 mm

D3 - 9.2 mm

C - 0.6 mm

r1,2 - min. - 0.1 mm

da - min. - 4.8 mm

ra - max. - 0.1 mm

Basic dynamic load rating - C - 0.225 kN

Basic static load rating - C0 - 0.072 kN

Fatigue load limit - Pu - 0.003 kN

Reference speed - 150000 r/min

Limiting speed - 75000 r/min

Calculation factor - kr - 0.02

Calculation factor - f0 - 7.2

Mass bearing - 0.0006 kg

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