NTN 4T-30306D轴承,NTN 4T-30306D圆锥滚子轴承-搜轴承NTN数据中心
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d - 30 mm

D - 72 mm

T - 20,75 mm

B - 19 mm

C - 14 mm

ra1 max. - 1,5 mm

a - 23,5 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

da min. - 38,5 mm

Da min - 55 mm

Da max. - 63,5 mm

db max. - 39 mm

Db min. - 68 mm

ra max. - 1,5 mm

Sa - 3 mm

Sb - 6,5 mm

Weight - 0,398 Kg

Basic dynamic load rating (C) - 48,5 kN

Basic static load rating (C0) - 51,5 kN

(Grease) Lubrication Speed - 5 000 r/min

(Oil) Lubrication Speed - 6 700 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y2) - 0,73

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