NSK F681
Extra Small Ball Bearings and Miniature Ball Bearings Metric Series With Flamge
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Detailed data of
F681
Designations
F681
Boundary Dimensions
d
1
mm
Bore diameter
D
3
mm
Outside diameter
B
1
mm
Width
D1,2
3.8
mm
Flange diameter
C1,2
0.3
mm
Flange width
r (min.)
0.05
mm
Chamfer dimension
Basic Load Ratings
Cr
88
N
Basic dynamic load rating
C0r
23
N
Basic static load rating
Speeds
Grease
130000
min-1
Grease lubrication
Oil (Oil-bath)
150000
min-1
Oil-bath lubrication
da (min.)
1.4
mm
Diameter of shaft abutment
ra (max.)
0.05
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
z
7
Number of Balls
Dw
0.5
mm
Ball Diameter
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