KOYO 7404B bearing

Bearing 7404B

KOYO 7404B bearing, Size: 20x72x19. KOYO 7404B are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Angular contact ball bearing 7404B

Bearing number : 7404B

Size (mm) : 20x72x19

Brand : KOYO

Bore Diameter (mm) : 20

Outer Diameter (mm) : 72

Width (mm) : 19

Bearing dimensions and specification in KOYO catalogue:

d - 20 mm

D - 72 mm

B - 19 mm

C - 19 mm

Angle (α) - 40 °

a - 29.2 mm

r min. - 1.1 mm

r1 min. - 0.6 mm

da min. - 27 mm

Da max. - 65 mm

ra max. - 1 mm

Weight - 0.395 Kg

(Grease) Lubrication Speed - 8 500 r/min

(Oil) Lubrication Speed - 12 000 r/min

Tags :  KOYO , 20x72x19

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