NTN 7304B bearing

Bearing 7304B

7304B NTN bearing,

NTN 7304B bearing, Size: 20x52x15. NTN 7304B 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 7304B

Bearing number : 7304B

Size (mm) : 20x52x15

Brand : NTN

Bore Diameter (mm) : 20

Outer Diameter (mm) : 52

Width (mm) : 15

Bearing dimensions and specification in NTN catalogue:

d - 20 mm

D - 52 mm

B - 15 mm

C - 15 mm

Angle (α) - 40 °

a - 22,5 mm

r min. - 1,1 mm

r1 min. - 0,6 mm

da min. - 27 mm

db min - 24,5 mm

ra max. - 1 mm

Weight - 0,141 Kg

Basic dynamic load rating (C) - 17,3 kN

Basic static load rating (C0) - 9,65 kN

(Grease) Lubrication Speed - 13 000 r/min

(Oil) Lubrication Speed - 18 000 r/min