Bearing R 4B (NSK)

Deep groove ball bearings R 4B

Bearing number : R 4B

Size (mm) : 6.35x15.875x4.978

Brand : NSK

Bore Diameter (mm) : 6,35

Outer Diameter (mm) : 15,875

Width (mm) : 4,978

Bearing dimensions and specification in NSK catalogue:

d - 6,35 mm

D - 15,875 mm

B - 4,978 mm

C - 4,978 mm

r min. - 0,3 mm

da min. - 8,4 mm

Da max. - 13,8 mm

ra max. - 0,3 mm

Weight - 0,0045 Kg

Basic dynamic load rating (C) - 1,61 kN

Basic static load rating (C0) - 0,66 kN

(Grease) Lubrication Speed - 38 000 r/min

(Oil) Lubrication Speed - 45 000 r/min

Designation

Bore Dia, mm

Outer Dia, mm: