NSK 30244
Metric Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
30244
Boundary Dimensions
d
220
mm
Bore diameter
D
400
mm
Outside diameter
T
72
mm
Total width
B
65
mm
Width of inner ring
C
54
mm
Width of outer ring
Cup r (min.)
4
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
995000
N
Basic dynamic load rating
C0r
1150000
N
Basic static load rating
Speeds
Grease
850
min-1
Grease lubrication
Oil (Oil-bath)
1100
min-1
Oil-bath lubrication
a
74.6
mm
Effective load center
Dimensions
da (min.)
247
mm
Diameter of shaft abutment
Db (min.)
367
mm
Diameter of housing abutment
Da (min.)
350
mm
Diameter of housing abutment
Da (max.)
382
mm
Diameter of housing abutment
Sa
11
mm
Minimum width of space required in housing on large side face
Sb
18
mm
Minimum width of space required in housing on small side face
db (max.)
267
mm
Diameter of shaft abutment
ra (max.)
4
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
3
mm
Radius of shaft or housing fillet of outer ring
