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Bearing 7210 (KOYO)
Angular contact ball bearings 7210
Bearing number : 7210
Size (mm) : 50x90x20
Brand : KOYO
Bore Diameter (mm) : 50
Outer Diameter (mm) : 90
Width (mm) : 20
Bearing dimensions and specification in KOYO catalogue:
d - 50 mm
D - 90 mm
B - 20 mm
C - 20 mm
Angle (α) - 30 °
a - 30.4 mm
r min. - 1.1 mm
r1 min. - 0.6 mm
da min. - 57 mm
Da max. - 83 mm
ra max. - 1 mm
Weight - 0.485 Kg
(Grease) Lubrication Speed - 8500 r/min
(Oil) Lubrication Speed - 11000 r/min
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