NSK 170BTR10S
High-Speed Angular Contact Thrust Ball Bearings (NSK ROBUST Series)
(BRAND)：NSK
(Availability)：In Stock
Designations
170BTR10S
Boundary Dimensions
BTR: 40°
Bearing Type
d
170
mm
Bore diameter
D
260
mm
Outside diameter
2B
81
mm
Assembled Width
r(min.)
2.1
mm
Chamfer Dimension
r1(min.)
1.1
mm
Chamfer Dimension
Basic Load Ratings
Ca
139
kN
Basic Dynamic Load Rating
C0a
345
kN
Basic Static Load Rating
Speeds
Grease
3100
min-1
Limiting Speed (EL-Preload)
Oil (Oil-air)
4000
min-1
Limiting Speed (EL-Preload)
Grease
2700
min-1
Limiting Speed (L-Preload)
Oil (Oil-air)
3400
min-1
Limiting Speed (L-Preload)
Dimensions
40°
Contact Angle
a
110.5
mm
Effective Load Center
Abutment and Fillet Dimensions
da(min.)
182
mm
Diameter of Shaft Abutment
Db(max.)
253
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
