7211B KOYO bearing

Bearing 7211B

Angular contact ball bearing 7211B

Bearing number : 7211B

Size (mm) : 55x100x21

Brand : KOYO

Bore Diameter (mm) : 55

Outer Diameter (mm) : 100

Width (mm) : 21

Bearing dimensions and specification in KOYO catalogue:

d - 55 mm

D - 100 mm

B - 21 mm

C - 21 mm

Angle (α) - 40 °

a - 43.6 mm

r min. - 1.5 mm

r1 min. - 1 mm

da min. - 63.5 mm

Da max. - 91.5 mm

ra max. - 1.5 mm

Weight - 0.635 Kg

(Grease) Lubrication Speed - 5700 r/min

(Oil) Lubrication Speed - 7600 r/min

Tags :  KOYO , 55x100x21

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