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Bearing 7309DB (NACHI)
Angular contact ball bearings 7309DB
Bearing number : 7309DB
Size (mm) : 45x100x25
Brand : NACHI
Bore Diameter (mm) : 45
Outer Diameter (mm) : 100
Width (mm) : 25
Bearing dimensions and specification in NACHI catalogue:
d - 45 mm
D - 100 mm
B - 25 mm
C - 25 mm
Angle (α) - 30 °
a - 8.4 mm
r min. - 1.5 mm
r1 min. - 1 mm
2B - 50 mm
da min. - 50 mm
Da max. - 94.6 mm
ra max. - 1 mm
Weight - 0.875 Kg
Basic dynamic load rating (C) - 103 kN
Basic static load rating (C0) - 87 kN
(Grease) Lubrication Speed - 5000 r/min
(Oil) Lubrication Speed - 6700 r/min
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