/wp-content/uploads/2025/Deep-Groove-Ball-Bearings.jpg
Koyo 6404
(BRAND)：KOYO
(Availability)：In Stock
Specifications
(Boundary dimensions ...etc)
d
20 mm
D
72 mm
B
19 mm
r(min.)
1.1 mm
Basic load ratings : Cr
38.7 kN
Basic load ratings : C0r
15.2 kN
Fatigue load limit : Cu
1.50 kN
factor : f0
11.1
Limiting speeds(Grease lub.)
11000 min-1
Limiting speeds(Oil lub.)
13000 min-1
Mounting dimensions
da(min.)
26.5 mm
Da(max.)
65.5 mm
ra(max.)
1 mm
Refer.
(Refer.)Mass
0.400 kg
