NSK 30340
Metric Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
30340
Boundary Dimensions
d
200
mm
Bore diameter
D
420
mm
Outside diameter
T
89
mm
Total width
B
80
mm
Width of inner ring
C
67
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
1260000
N
Basic dynamic load rating
C0r
1390000
N
Basic static load rating
Speeds
Grease
850
min-1
Grease lubrication
Oil (Oil-bath)
1200
min-1
Oil-bath lubrication
a
81.4
mm
Effective load center
Dimensions
da (min.)
233
mm
Diameter of shaft abutment
Db (min.)
368
mm
Diameter of housing abutment
Da (min.)
346
mm
Diameter of housing abutment
Da (max.)
398
mm
Diameter of housing abutment
Sa
11
mm
Minimum width of space required in housing on large side face
Sb
22
mm
Minimum width of space required in housing on small side face
db (max.)
253
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
