NSK JM205149/JM205110
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
JM205149/JM205110
Boundary Dimensions
d
50
mm
Bore diameter
D
90
mm
Outside diameter
T
28
mm
Total width
B
28
mm
Width of inner ring
C
23
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
128000
N
Basic dynamic load rating
C0r
136000
N
Basic static load rating
Speeds
Grease
4000
min-1
Grease lubrication
Oil (Oil-bath)
5600
min-1
Oil-bath lubrication
a
19.9
mm
Effective load center
Dimensions
da
62
mm
Diameter of shaft abutment
Da
80
mm
Diameter of housing abutment
db
57
mm
Diameter of shaft abutment
Db
85
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
