NSK 7021ADB
Matched Angular Contact Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
7021ADB
Boundary Dimensions
d
105
mm
Bore diameter
D
160
mm
Outside diameter
2B
52
mm
Width 2B
r (min.)
2
mm
Chamfer dimension
r1 (min.)
1
mm
Chamfer dimension
Basic Load Ratings
Cr
143000
N
Basic dynamic load rating
C0r
163000
N
Basic static load rating
Speeds
Grease
3400
min-1
Grease lubrication
Oil (Oil-bath)
4500
min-1
Oil-bath lubrication
a0
102.5
mm
Load center spacings
Dimensions
da (min.)
115
mm
Diameter of shaft abutment
rb (max.)
1
mm
Radius of fillet
Db (max.)
154
mm
Diameter of housing abutment
ra (max.)
2
mm
Radius of shaft or housing fillet
