NTN 678A轴承,NTN 678A深沟球轴承-搜轴承NTN数据中心
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d - 8 mm

D - 12 mm

B - 2,5 mm

C - 2,5 mm

r min. - 0,1 mm

da min. - 8,8 mm

da max - 9,1 mm

Da max. - 11,2 mm

ra max. - 0,1 mm

Weight - 0,75 Kg

Basic dynamic load rating (C) - 0,515 kN

Basic static load rating (C0) - 0,252 kN

(Grease) Lubrication Speed - 38 000 r/min

(Oil) Lubrication Speed - 45 000 r/min

Calculation factor (f0) - 15,9

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