NSK JM714249/JM714210
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
JM714249/JM714210
Boundary Dimensions
d
75
mm
Bore diameter
D
120
mm
Outside diameter
T
31
mm
Total width
B
29.5
mm
Width of inner ring
C
25
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
158000
N
Basic dynamic load rating
C0r
198000
N
Basic static load rating
Speeds
Grease
2800
min-1
Grease lubrication
Oil (Oil-bath)
3800
min-1
Oil-bath lubrication
a
28.8
mm
Effective load center
Dimensions
da
88
mm
Diameter of shaft abutment
Da
108
mm
Diameter of housing abutment
db
83
mm
Diameter of shaft abutment
Db
115
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
