NSK 300BTR10S
High-Speed Angular Contact Thrust Ball Bearings (NSK ROBUST Series)
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
300BTR10S
Boundary Dimensions
BTR: 40°
Bearing Type
d
300
mm
Bore diameter
D
460
mm
Outside diameter
2B
142.5
mm
Assembled Width
r(min.)
4
mm
Chamfer Dimension
r1(min.)
1.5
mm
Chamfer Dimension
Basic Load Ratings
Ca
370
kN
Basic Dynamic Load Rating
C0a
1160
kN
Basic Static Load Rating
Speeds
Grease
1500
min-1
Limiting Speed (EL-Preload)
Oil (Oil-air)
2000
min-1
Limiting Speed (EL-Preload)
Grease
1300
min-1
Limiting Speed (L-Preload)
Oil (Oil-air)
1700
min-1
Limiting Speed (L-Preload)
Dimensions
40°
Contact Angle
a
195.1
mm
Effective Load Center
Abutment and Fillet Dimensions
da(min.)
318
mm
Diameter of Shaft Abutment
Db(max.)
451
mm
Diameter of Housing Abutment
ra(max.)
3
mm
Radius of Shaft or Housing Fillet
rb(max.)
1.5
mm
Radius of Shaft or Housing Fillet
