NSK 399A/394A
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
399A/394A
Boundary Dimensions
d
68.262
mm
Bore diameter
D
110
mm
Outside diameter
T
22
mm
Total width
B
21.996
mm
Width of inner ring
C
18.824
mm
Width of outer ring
Cup r (min.)
1.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
2.3
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
105000
N
Basic dynamic load rating
C0r
113000
N
Basic static load rating
Speeds
Grease
3200
min-1
Grease lubrication
Oil (Oil-bath)
4300
min-1
Oil-bath lubrication
a
20.9
mm
Effective load center
Dimensions
da
78
mm
Diameter of shaft abutment
Da
101
mm
Diameter of housing abutment
db
74
mm
Diameter of shaft abutment
Db
104
mm
Diameter of housing abutment
ra (max.)
2.3
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.3
mm
Radius of shaft or housing fillet of outer ring
