NSK NJ310ET7
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NJ310ET7
Boundary Dimensions
d
50
mm
Bore diameter
D
110
mm
Outside diameter
B
27
mm
Width
FW
65
mm
Raceway diameter of inner ring
r (min.)
2
mm
Chamfer dimension
r1 (min.)
2
mm
Chamfer dimension
Basic Load Ratings
Cr
135000
N
Basic dynamic load rating
C0r
113000
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
6700
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Mechanical (forced-circulation oil)
8000
min-1
Properly designed and controlled forced-circulation oil lubrication
Grease
5000
min-1
Grease lubrication
Oil (Oil-bath)
6000
min-1
Oil-bath lubrication
db (min.)
59
mm
Diameter of shaft / spacer sleeve abutment
db (max.)
63
mm
Diameter of shaft / spacer sleeve abutment
dd (min.)
73
mm
Diameter of shaft abutment
Da (max.)
101
mm
Diameter of housing abutment
ra (max.)
2
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
1.15
kg
Mass approx.
