
Angular contact ball bearings 7203DB
Bearing number : 7203DB
Size (mm) : 17x40x12
Brand : NTN
Bore Diameter (mm) : 17
Outer Diameter (mm) : 40
Width (mm) : 12
Bearing dimensions and specification in NTN catalogue:
d - 17 mm
D - 40 mm
B - 12 mm
C - 12 mm
ra1 max. - 0,3 mm
Angle (α) - 25 °
a - 14,5 mm
r min. - 0,6 mm
r1 min. - 0,3 mm
2B - 24 mm
da min. - 21,5 mm
ra max. - 0,6 mm
Db max - 37,5 mm
Weight - 0,128 Kg
Basic dynamic load rating (C) - 19,4 kN
Basic static load rating (C0) - 13,2 kN
(Grease) Lubrication Speed - 15 000 r/min
(Oil) Lubrication Speed - 21 000 r/min





