NSK 7224A
Standard Series High Precision Angular Contact Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
7224A
Boundary Dimensions
d
120
mm
Bore diameter
D
215
mm
Outside diameter
B
40
mm
Width
r(min.)
2.1
mm
Chamfer Dimension
r1(min.)
1.1
mm
Chamfer Dimension
Basic Load Ratings
Cr
230
kN
Basic Dynamic Load Rating
C0r
177
kN
Basic Static Load Rating
Speeds
Grease
4500
min-1
Limiting Speed
Oil (Oil-air)
6000
min-1
Limiting Speed
Dimensions
A: 30°
Contact Angle
a
68.3
mm
Effective Load Center
Abutment and Fillet Dimensions
da(min.)
132
mm
Diameter of Shaft Abutment
Da(max.)
203
mm
Diameter of Housing Abutment
Db(max.)
208
mm
Diameter of Housing Abutment
ra(max.)
2
mm
Radius of Shaft or Housing Fillet
rb(max.)
1
mm
Radius of Shaft or Housing Fillet
