/wp-content/uploads/2025/Deep-Groove-Ball-Bearings.jpg
Koyo F691
(BRAND)：KOYO
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Specifications
(Boundary dimensions ...etc)
d
1 mm
D
4 mm
B
1.6 mm
r(min.)
0.1 mm
Basic load ratings : Cr
0.17 kN
Basic load ratings : C0r
0.04 kN
Fatigue load limit : Cu
0.001 kN
factor : f0
11.4
Limiting speeds(Grease lub.)
120000 min-1
Limiting speeds(Oil lub.)
140000 min-1
Dimensions of flange D1
5 mm
Dimensions of flange C1
0.5 mm
Mounting dimensions
da(min.)
1.8 mm
ra(max.)
0.1 mm
Refer.
(Refer.)Mass
0.1 g
