NSK 02474/02420
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
02474/02420
Boundary Dimensions
d
28.575
mm
Bore diameter
D
68.262
mm
Outside diameter
T
22.225
mm
Total width
B
22.225
mm
Width of inner ring
C
17.462
mm
Width of outer ring
Cup r (min.)
1.5
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
0.8
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
68000
N
Basic dynamic load rating
C0r
64000
N
Basic static load rating
Speeds
Grease
5600
min-1
Grease lubrication
Oil (Oil-bath)
7500
min-1
Oil-bath lubrication
a
16.9
mm
Effective load center
Dimensions
da
36.5
mm
Diameter of shaft abutment
Da
59
mm
Diameter of housing abutment
db
36
mm
Diameter of shaft abutment
Db
63
mm
Diameter of housing abutment
ra (max.)
0.8
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.5
mm
Radius of shaft or housing fillet of outer ring
