NSK JM738249/JM738210
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
JM738249/JM738210
Boundary Dimensions
d
190
mm
Bore diameter
D
260
mm
Outside diameter
T
46
mm
Total width
B
44
mm
Width of inner ring
C
36.5
mm
Width of outer ring
Cup r (min.)
2.5
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
3
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
455000
N
Basic dynamic load rating
C0r
730000
N
Basic static load rating
Speeds
Grease
1100
min-1
Grease lubrication
Oil (Oil-bath)
1600
min-1
Oil-bath lubrication
a
56.4
mm
Effective load center
Dimensions
da
206
mm
Diameter of shaft abutment
Da
242
mm
Diameter of housing abutment
db
200
mm
Diameter of shaft abutment
Db
252
mm
Diameter of housing abutment
ra (max.)
3
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
2.5
mm
Radius of shaft or housing fillet of outer ring
