7209DB NACHI bearing

Bearing 7209DB

Angular contact ball bearings 7209DB

Bearing number : 7209DB

Size (mm) : 45x85x19

Brand : NACHI

Bore Diameter (mm) : 45

Outer Diameter (mm) : 85

Width (mm) : 19

Bearing dimensions and specification in NACHI catalogue:

d - 45 mm

D - 85 mm

B - 19 mm

C - 19 mm

Angle (α) - 30 °

a - 9.3 mm

r min. - 1.1 mm

r1 min. - 0.6 mm

2B - 38 mm

da min. - 50 mm

Da max. - 80 mm

ra max. - 0.6 mm

Weight - 0.430 Kg

Basic dynamic load rating (C) - 64,5 kN

Basic static load rating (C0) - 57,5 kN

(Grease) Lubrication Speed - 5500 r/min

(Oil) Lubrication Speed - 7500 r/min

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