NSK 7321BDB
Matched Angular Contact Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
7321BDB
Boundary Dimensions
d
105
mm
Bore diameter
D
225
mm
Outside diameter
2B
98
mm
Width 2B
r (min.)
3
mm
Chamfer dimension
r1 (min.)
1.1
mm
Chamfer dimension
Basic Load Ratings
Cr
340000
N
Basic dynamic load rating
C0r
355000
N
Basic static load rating
Speeds
Grease
1900
min-1
Grease lubrication
Oil (Oil-bath)
2600
min-1
Oil-bath lubrication
a0
187.4
mm
Load center spacings
Dimensions
da (min.)
119
mm
Diameter of shaft abutment
rb (max.)
1
mm
Radius of fillet
Db (max.)
218
mm
Diameter of housing abutment
ra (max.)
2.5
mm
Radius of shaft or housing fillet
