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Bearing 6304NR (NTN)

Bearing 6304NR

Deep groove ball bearings 6304NR

Bearing number : 6304NR

Size (mm) : 20x52x15

Brand : NTN

Bore Diameter (mm) : 20

Outer Diameter (mm) : 52

Width (mm) : 15

Bearing dimensions and specification in NTN catalogue:

d - 20 mm

D - 52 mm

B - 15 mm

C - 15 mm

rn - 0,5 mm

a - 2,46 mm

b - 1,35 mm

f - 1,12 mm

r min. - 1,1 mm

r0 max. - 0,4 mm

D1 - 49,73 mm

D2 - 57,9 mm

da min. - 26,5 mm

da max - 28,5 mm

Da max. - 45,5 mm

ra max. - 1 mm

Dx - 58,5 mm

Cy - 3,3 mm

Cz - 1,2 mm

rn - 0,5 mm

Weight - 0,144 Kg

Basic dynamic load rating (C) - 15,9 kN

Basic static load rating (C0) - 7,9 kN

(Grease) Lubrication Speed - 14 000 r/min

(Oil) Lubrication Speed - 17 000 r/min

Calculation factor (f0) - 12,4

Tags :  NTN , 20x52x15

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