NSK NUP318EM
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NUP318EM
Boundary Dimensions
d
90
mm
Bore diameter
D
190
mm
Outside diameter
B
43
mm
Width
FW
113.5
mm
Raceway diameter of inner ring
r (min.)
3
mm
Chamfer dimension
r1 (min.)
3
mm
Chamfer dimension
Basic Load Ratings
Cr
390000
N
Basic dynamic load rating
C0r
355000
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
4000
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Mechanical (forced-circulation oil)
6300
min-1
Properly designed and controlled forced-circulation oil lubrication
Grease
3200
min-1
Grease lubrication
Oil (Oil-bath)
3800
min-1
Oil-bath lubrication
da (min.)
103
mm
Diameter of shaft abutment
dd (min.)
127
mm
Diameter of shaft abutment
Da (max.)
177
mm
Diameter of housing abutment
ra (max.)
2.5
mm
Radius of shaft or housing fillet
rb (max.)
2.5
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
6.29
kg
Mass approx.
