NSK 7920C
Standard Series High Precision Angular Contact Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
7920C
Boundary Dimensions
d
100
mm
Bore diameter
D
140
mm
Outside diameter
B
20
mm
Width
r(min.)
1.1
mm
Chamfer Dimension
r1(min.)
0.6
mm
Chamfer Dimension
Basic Load Ratings
Cr
63.0
kN
Basic Dynamic Load Rating
C0r
54.0
kN
Basic Static Load Rating
Speeds
Grease
9600
min-1
Limiting Speed
Oil (Oil-air)
14600
min-1
Limiting Speed
Dimensions
C: 15°
Contact Angle
a
26.1
mm
Effective Load Center
Abutment and Fillet Dimensions
da(min.)
107
mm
Diameter of Shaft Abutment
Da(max.)
133
mm
Diameter of Housing Abutment
Db(max.)
135
mm
Diameter of Housing Abutment
ra(max.)
1
mm
Radius of Shaft or Housing Fillet
rb(max.)
0.6
mm
Radius of Shaft or Housing Fillet
