NSK 260KBE31+L
Double-Row Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
260KBE31+L
Boundary Dimensions
d
260
mm
Bore diameter
D
440
mm
Outside diameter
B2
144
mm
Total width
C
128
mm
Width of outer ring
r (min.)
5
mm
Chamfer dimension
r1 (min.)
1.5
mm
Chamfer dimension
Basic Load Ratings
Cr
1890000
N
Basic dynamic load rating
C0r
2760000
N
Basic static load rating
Speeds
Grease
560
min-1
Grease lubrication
Oil (Oil-bath)
800
min-1
Oil-bath lubrication
da (min.)
287
mm
Diameter of shaft abutment
rb (max.)
1.5
mm
Radius of housing fillet of outer ring
Db (min.)
416
mm
Minimum width of space required in housing on large side face
ra (max.)
3
mm
Radius of shaft fillet of inner ring
Abutment and Fillet Dimensions
e
0.39
Constant
Y2
2.6
Axial load Factors
Y3
1.7
Axial load Factors
Y0
1.7
Axial load Factors
