NSK 30304D bearing

Bearing 30304D

NSK 30304D bearing, Size: 20x52x16.25. NSK 30304D are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearings 30304D

Bearing number : 30304D

Size (mm) : 20x52x16.25

Brand : NSK

Bore Diameter (mm) : 20

Outer Diameter (mm) : 52

Width (mm) : 16,25

Bearing dimensions and specification in NSK catalogue:

d - 20 mm

D - 52 mm

T - 16,25 mm

B - 15 mm

C - 12 mm

a - 16,7 mm

r min. - 1,5 mm

r1 min. - 1,5 mm

da min. - 34 mm

Da min - 37 mm

Da max. - 43 mm

db max. - 26 mm

Db min. - 49 mm

ra max. - 1,5 mm

rb max. - 1,5 mm

Weight - 0,168 Kg

Basic dynamic load rating (C) - 25,3 kN

Basic static load rating (C0) - 24,5 kN

(Grease) Lubrication Speed - 7100 r/min

(Oil) Lubrication Speed - 10000 r/min

Calculation factor (e) - 0,81

Calculation factor (Y0) - 0,41

Calculation factor (Y1) - 0,74

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