NSK 7304BWDB
Matched Angular Contact Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
7304BWDB
Boundary Dimensions
d
20
mm
Bore diameter
D
52
mm
Outside diameter
2B
30
mm
Width 2B
r (min.)
1.1
mm
Chamfer dimension
r1 (min.)
0.6
mm
Chamfer dimension
Basic Load Ratings
Cr
31000
N
Basic dynamic load rating
C0r
19300
N
Basic static load rating
Speeds
Grease
7100
min-1
Grease lubrication
Oil (Oil-bath)
10000
min-1
Oil-bath lubrication
a0
45.2
mm
Load center spacings
Dimensions
da (min.)
27
mm
Diameter of shaft abutment
rb (max.)
0.6
mm
Radius of fillet
Db (max.)
47
mm
Diameter of housing abutment
ra (max.)
1
mm
Radius of shaft or housing fillet
