NSK 30338
Metric Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
30338
Boundary Dimensions
d
190
mm
Bore diameter
D
400
mm
Outside diameter
T
86
mm
Total width
B
78
mm
Width of inner ring
C
65
mm
Width of outer ring
Cup r (min.)
5
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
6
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
1250000
N
Basic dynamic load rating
C0r
1340000
N
Basic static load rating
Speeds
Grease
850
min-1
Grease lubrication
Oil (Oil-bath)
1200
min-1
Oil-bath lubrication
a
76.1
mm
Effective load center
Dimensions
da (min.)
223
mm
Diameter of shaft abutment
Db (min.)
366
mm
Diameter of housing abutment
Da (min.)
346
mm
Diameter of housing abutment
Da (max.)
378
mm
Diameter of housing abutment
Sa
11
mm
Minimum width of space required in housing on large side face
Sb
21
mm
Minimum width of space required in housing on small side face
db (max.)
248
mm
Diameter of shaft abutment
ra (max.)
5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
4
mm
Radius of shaft or housing fillet of outer ring
