7308B 40x90x23 NACHI bearing

Bearing 7308B

Angular contact ball bearings 7308B

Bearing number : 7308B

Size (mm) : 40x90x23

Brand : NACHI

Bore Diameter (mm) : 40

Outer Diameter (mm) : 90

Width (mm) : 23

Bearing dimensions and specification in NACHI catalogue:

d - 40 mm

D - 90 mm

B - 23 mm

C - 23 mm

Angle (α) - 40 °

a - 15.8 mm

r min. - 1.5 mm

r1 min. - 1 mm

da min. - 49 mm

Da max. - 81 mm

ra max. - 1.5 mm

Weight - 0.655 Kg

Basic dynamic load rating (C) - 46 kN

Basic static load rating (C0) - 31 kN

(Grease) Lubrication Speed - 6300 r/min

(Oil) Lubrication Speed - 8500 r/min

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