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Bearing 7203B (KOYO)
Angular contact ball bearings 7203B
Bearing number : 7203B
Size (mm) : 17x40x12
Brand : KOYO
Bore Diameter (mm) : 17
Outer Diameter (mm) : 40
Width (mm) : 12
Bearing dimensions and specification in KOYO catalogue:
d - 17 mm
D - 40 mm
B - 12 mm
C - 12 mm
Angle (α) - 40 °
a - 18.2 mm
r min. - 0.6 mm
r1 min. - 0.3 mm
da min. - 21.5 mm
Da max. - 35.5 mm
ra max. - 0.6 mm
Weight - 0.070 Kg
(Grease) Lubrication Speed - 16 000 r/min
(Oil) Lubrication Speed - 21 000 r/min
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