Angular contact ball bearings 7909 A5
Bearing number : 7909 A5
Size (mm) : 45x68x12
Brand : NSK
Bore Diameter (mm) : 45
Outer Diameter (mm) : 68
Width (mm) : 12
Bearing dimensions and specification in NSK catalogue:
d - 45 mm
D - 68 mm
B - 12 mm
C - 12 mm
a - 19,2 mm
r min. - 0,6 mm
r1 min. - 0,3 mm
da min. - 50 mm
Da max. - 63 mm
ra max. - 0,6 mm
Weight - 0,13 Kg
Basic dynamic load rating (C) - 15,1 kN
Basic static load rating (C0) - 12,7 kN
(Grease) Lubrication Speed - 12 000 r/min
(Oil) Lubrication Speed - 17 000 r/min
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