7210 50x90x20 KOYO bearing

Bearing 7210

Angular contact ball bearing 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

Tags :  KOYO , 50x90x20

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