NSK NJ320EM
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NJ320EM
Boundary Dimensions
d
100
mm
Bore diameter
D
215
mm
Outside diameter
B
47
mm
Width
FW
127.5
mm
Raceway diameter of inner ring
r (min.)
3
mm
Chamfer dimension
r1 (min.)
3
mm
Chamfer dimension
Basic Load Ratings
Cr
465000
N
Basic dynamic load rating
C0r
425000
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
3600
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Mechanical (forced-circulation oil)
5600
min-1
Properly designed and controlled forced-circulation oil lubrication
Grease
2800
min-1
Grease lubrication
Oil (Oil-bath)
3400
min-1
Oil-bath lubrication
db (min.)
113
mm
Diameter of shaft / spacer sleeve abutment
db (max.)
124
mm
Diameter of shaft / spacer sleeve abutment
dd (min.)
143
mm
Diameter of shaft abutment
Da (max.)
202
mm
Diameter of housing abutment
ra (max.)
2.5
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
8.76
kg
Mass approx.
