NSK 7040A
Standard Series High Precision Angular Contact Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
7040A
Boundary Dimensions
d
200
mm
Bore diameter
D
310
mm
Outside diameter
B
51
mm
Width
r(min.)
2.1
mm
Chamfer Dimension
r1(min.)
1.1
mm
Chamfer Dimension
Basic Load Ratings
Cr
305
kN
Basic Dynamic Load Rating
C0r
310
kN
Basic Static Load Rating
Speeds
Grease
2600
min-1
Limiting Speed
Oil (Oil-air)
3600
min-1
Limiting Speed
Dimensions
A: 30°
Contact Angle
a
99.1
mm
Effective Load Center
Abutment and Fillet Dimensions
da(min.)
212
mm
Diameter of Shaft Abutment
Da(max.)
298
mm
Diameter of Housing Abutment
Db(max.)
303
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
