NSK 7903A5 bearing

Bearing 7903 A5

7903A5 NSK bearing,

NSK 7903A5 bearing, Size: 17x30x7. NSK 7903A5 are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Angular contact ball bearings 7903 A5

Bearing number : 7903 A5

Size (mm) : 17x30x7

Brand : NSK

Bore Diameter (mm) : 17

Outer Diameter (mm) : 30

Width (mm) : 7

Bearing dimensions and specification in NSK catalogue:

d - 17 mm

D - 30 mm

B - 7 mm

C - 7 mm

a - 9 mm

r min. - 0,3 mm

r1 min. - 0,15 mm

da min. - 19,5 mm

Da max. - 27,5 mm

ra max. - 0,3 mm

Weight - 0,017 Kg

Basic dynamic load rating (C) - 4,75 kN

Basic static load rating (C0) - 2,8 kN

(Grease) Lubrication Speed - 30 000 r/min

(Oil) Lubrication Speed - 40 000 r/min