NSK 21304CDKE4
Spherical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
21304CDKE4
Boundary Dimensions
d
20
mm
Bore diameter
D
52
mm
Outside diameter
B
15
mm
Width
r (min.)
1.1
mm
Chamfer dimension
Basic Load Ratings
Cr
29300
N
Basic dynamic load rating
C0r
26900
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
10000
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Grease
6300
min-1
Grease lubrication
Oil (Oil-bath)
8200
min-1
Oil-bath lubrication
da (min.)
27
mm
Diameter of shaft abutment
da (max.)
28
mm
Diameter of shaft abutment
Da (min.)
42
mm
Diameter of housing abutment
Da (max.)
45
mm
Diameter of housing abutment
ra (max.)
1
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
e
0.31
Constant
Y2
3.2
Axial load Factors
Y3
2.1
Axial load Factors
Y0
2.1
Axial load Factors
