KOYO 7004 bearing

Bearing 7004

7004 KOYO bearing,

KOYO 7004 bearing, Size: 20x42x12. KOYO 7004 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 7004

Bearing number : 7004

Size (mm) : 20x42x12

Brand : KOYO

Bore Diameter (mm) : 20

Outer Diameter (mm) : 42

Width (mm) : 12

Bearing dimensions and specification in KOYO catalogue:

d - 20 mm

D - 42 mm

B - 12 mm

C - 12 mm

Angle (α) - 30 °

a - 15.1 mm

r min. - 0.6 mm

r1 min. - 0.3 mm

da min. - 24.5 mm

Da max. - 37.5 mm

ra max. - 0.6 mm

Weight - 0.079 Kg

(Grease) Lubrication Speed - 19 000 r/min

(Oil) Lubrication Speed - 24 000 r/min

Tags :  KOYO , 20x42x12