NTN 7304DB bearing

20x52x15

NSK Bearings can bear radial load and axial load at the same time. NSK Bearings can work at higher speeds. The larger the contact angle of the NSK Bearings, the higher the axial load carrying capacity of the 7304DB NTN 2018 latest Bearing. The contact angle of 7304DB NTN 2018 latest Bearing is the angle between the line connecting the contact point of the ball and the raceway in the radial ...



Angular contact ball bearings 7304DB

Bearing number : 7304DB

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

ra1 max. - 0,6 mm

Angle (α) - 25 °

a - 18 mm

r min. - 1,1 mm

r1 min. - 0,6 mm

2B - 30 mm

da min. - 27 mm

ra max. - 1 mm

Db max - 47,5 mm

Weight - 0,276 Kg

Basic dynamic load rating (C) - 30,5 kN

Basic static load rating (C0) - 20,8 kN

(Grease) Lubrication Speed - 12 000 r/min

(Oil) Lubrication Speed - 17 000 r/min

Bearing 7304DB

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