NSK 120BTR10H
High-Speed Angular Contact Thrust Ball Bearings (NSK ROBUST Series)
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
120BTR10H
Boundary Dimensions
BTR: 40°
Bearing Type
d
120
mm
Bore diameter
D
180
mm
Outside diameter
2B
54
mm
Assembled Width
r(min.)
2
mm
Chamfer Dimension
r1(min.)
1
mm
Chamfer Dimension
Basic Load Ratings
Ca
68.0
kN
Basic Dynamic Load Rating
C0a
153
kN
Basic Static Load Rating
Speeds
Grease
5000
min-1
Limiting Speed (EL-Preload)
Oil (Oil-air)
6400
min-1
Limiting Speed (EL-Preload)
Grease
4300
min-1
Limiting Speed (L-Preload)
Oil (Oil-air)
5500
min-1
Limiting Speed (L-Preload)
Dimensions
40°
Contact Angle
a
76.4
mm
Effective Load Center
Abutment and Fillet Dimensions
da(min.)
130
mm
Diameter of Shaft Abutment
Db(max.)
174
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
