NSK NU2222EM
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NU2222EM
Boundary Dimensions
d
110
mm
Bore diameter
D
200
mm
Outside diameter
B
53
mm
Width
FW
132.5
mm
Raceway diameter of inner ring
r (min.)
2.1
mm
Chamfer dimension
r1 (min.)
2.1
mm
Chamfer dimension
Basic Load Ratings
Cr
470000
N
Basic dynamic load rating
C0r
515000
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)
5000
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.)
121
mm
Diameter of shaft / spacer sleeve abutment
db (max.)
129
mm
Diameter of shaft / spacer sleeve abutment
dc (min.)
135
mm
Diameter of shaft abutment
Da (max.)
189
mm
Diameter of housing abutment
ra (max.)
2
mm
Radius of shaft or housing fillet
rb (max.)
2
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
7.52
kg
Mass approx.
