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NACHI 6921 bearing

Bearing 6921

NACHI 6921, Size: 105x145x20. NACHI 6921 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 6921

Bearing number : 6921

Size (mm) : 105x145x20

Brand : NACHI

Bore Diameter (mm) : 105

Outer Diameter (mm) : 145

Width (mm) : 20

Bearing dimensions and specification in NACHI catalogue:

d - 105 mm

D - 145 mm

B - 20 mm

C - 20 mm

r min. - 1.1 mm

da min. - 111 mm

Da max. - 139 mm

ra max. - 1.0 mm

Weight - 0.793 Kg

Basic dynamic load rating (C) - 42,5 kN

Basic static load rating (C0) - 42 kN

(Grease) Lubrication Speed - 4200 r/min

(Oil) Lubrication Speed - 5100 r/min

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