NSK R1
Extra Small Ball Bearings and Miniature Ball Bearings Inch Series
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
R1
Boundary Dimensions
d
1.397
mm
Bore diameter
D
4.762
mm
Outside diameter
B
1.984
mm
Width
r (min.)
0.1
mm
Chamfer dimension
Basic Load Ratings
Cr
255
N
Basic dynamic load rating
C0r
66
N
Basic static load rating
Speeds
Grease
90000
min-1
Grease lubrication
Oil (Oil-bath)
110000
min-1
Oil-bath lubrication
da (min.)
2.2
mm
Diameter of shaft abutment
Da (max.)
3.9
mm
Diameter of housing abutment
ra (max.)
0.1
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
z
6
Number of Balls
Dw
1
mm
Ball Diameter
