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Bearing 7309DB (NTN)
Angular contact ball bearings 7309DB
Bearing number : 7309DB
Size (mm) : 45x100x25
Brand : NTN
Bore Diameter (mm) : 45
Outer Diameter (mm) : 100
Width (mm) : 25
Bearing dimensions and specification in NTN catalogue:
d - 45 mm
D - 100 mm
B - 25 mm
C - 25 mm
ra1 max. - 1 mm
Angle (α) - 25 °
a - 33,5 mm
r min. - 1,5 mm
r1 min. - 1 mm
2B - 50 mm
da min. - 53,5 mm
ra max. - 1,5 mm
Db max - 94,5 mm
Weight - 1,674 Kg
Basic dynamic load rating (C) - 103 kN
Basic static load rating (C0) - 88 kN
(Grease) Lubrication Speed - 6 200 r/min
(Oil) Lubrication Speed - 8 200 r/min
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