NSK 6580/6535
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
6580/6535
Boundary Dimensions
d
88.9
mm
Bore diameter
D
161.925
mm
Outside diameter
T
53.975
mm
Total width
B
55.1
mm
Width of inner ring
C
42.862
mm
Width of outer ring
Cup r (min.)
3.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
3.5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
400000
N
Basic dynamic load rating
C0r
480000
N
Basic static load rating
Speeds
Grease
2200
min-1
Grease lubrication
Oil (Oil-bath)
3000
min-1
Oil-bath lubrication
a
40.7
mm
Effective load center
Dimensions
da
109
mm
Diameter of shaft abutment
Da
141
mm
Diameter of housing abutment
db
102
mm
Diameter of shaft abutment
Db
154
mm
Diameter of housing abutment
ra (max.)
3.5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
3.3
mm
Radius of shaft or housing fillet of outer ring
