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NACHI B4 bearing

Bearing B4

NACHI B4, Size: 20x47x24.7. NACHI B4 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 B4

Bearing number : B4

Size (mm) : 20x47x24.7

Brand : NACHI

Bore Diameter (mm) : 20

Outer Diameter (mm) : 47

Width (mm) : 24.7

Bearing dimensions and specification in NACHI catalogue:

d - 20 mm

D - 47 mm

B - 24.7 mm

C - 14 mm

S1 - 17.7 mm

d1 - 29 mm

r - 1.5 mm

S - 7 mm

S2 - 4.5 mm

Thread (G) - M5×0.8

Weight - 0.12 Kg

Basic dynamic load rating (C) - 12,8 kN

Basic static load rating (C0) - 6,6 kN

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