NSK NU1021
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NU1021
Boundary Dimensions
d
105
mm
Bore diameter
D
160
mm
Outside diameter
B
26
mm
Width
FW
119.5
mm
Raceway diameter of inner ring
r (min.)
2
mm
Chamfer dimension
r1 (min.)
1.1
mm
Chamfer dimension
Basic Load Ratings
Cr
134000
N
Basic dynamic load rating
C0r
149000
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
4500
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Grease
4000
min-1
Grease lubrication
Oil (Oil-bath)
4800
min-1
Oil-bath lubrication
db (min.)
111.5
mm
Diameter of shaft / spacer sleeve abutment
db (max.)
118
mm
Diameter of shaft / spacer sleeve abutment
dc (min.)
122
mm
Diameter of shaft abutment
Da (max.)
151
mm
Diameter of housing abutment
ra (max.)
2
mm
Radius of shaft or housing fillet
rb (max.)
1
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
1.83
kg
Mass approx.
