SKF W 638/4 XR-2Z轴承,SKF W 638/4 XR-2Z深沟球轴承-搜轴承SKF数据中心
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d - 4 mm

D - 10 mm

B - 4 mm

d1 - - 5.9 mm

D2 - - 8.8 mm

D3 - 11.6 mm

C - 0.8 mm

r1,2 - min. - 0.15 mm

da - min. - 5.6 mm

ra - max. - 0.15 mm

Basic dynamic load rating - C - 0.553 kN

Basic static load rating - C0 - 0.245 kN

Fatigue load limit - Pu - 0.011 kN

Reference speed - 130000 r/min

Limiting speed - 63000 r/min

Calculation factor - kr - 0.02

Calculation factor - f0 - 12.3

Mass bearing - 0.0015 kg

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