NSK 43131/43312
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
43131/43312
Boundary Dimensions
d
33.338
mm
Bore diameter
D
79.375
mm
Outside diameter
T
25.4
mm
Total width
B
24.074
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.)
3.5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
83000
N
Basic dynamic load rating
C0r
69500
N
Basic static load rating
Speeds
Grease
5000
min-1
Grease lubrication
Oil (Oil-bath)
6700
min-1
Oil-bath lubrication
a
23.7
mm
Effective load center
Dimensions
da
51
mm
Diameter of shaft abutment
Da
67
mm
Diameter of housing abutment
db
42
mm
Diameter of shaft abutment
Db
74
mm
Diameter of housing abutment
ra (max.)
3.5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.5
mm
Radius of shaft or housing fillet of outer ring
