NTN 6704 bearing

Bearing 6704

NTN 6704 bearing, Size: 20x27x4. NTN 6704 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Deep groove ball bearings 6704

Bearing number : 6704

Size (mm) : 20x27x4

Brand : NTN

Bore Diameter (mm) : 20

Outer Diameter (mm) : 27

Width (mm) : 4

Bearing dimensions and specification in NTN catalogue:

d - 20 mm

D - 27 mm

B - 4 mm

C - 4 mm

r min. - 0,2 mm

da min. - 21,6 mm

da max - 22,3 mm

Da max. - 25,4 mm

ra max. - 0,2 mm

Weight - 0,0045 Kg

Basic dynamic load rating (C) - 1,04 kN

Basic static load rating (C0) - 0,73 kN

(Grease) Lubrication Speed - 5 000 r/min

(Oil) Lubrication Speed - 5 700 r/min

Calculation factor (f0) - 16,1

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