NSK NF304W
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NF304W
Boundary Dimensions
d
20
mm
Bore diameter
D
52
mm
Outside diameter
B
15
mm
Width
EW
44.5
mm
Raceway diameter of outer ring
r (min.)
1.1
mm
Chamfer dimension
r1 (min.)
0.6
mm
Chamfer dimension
Basic Load Ratings
Cr
26300
N
Basic dynamic load rating
C0r
17300
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
14000
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Grease
10000
min-1
Grease lubrication
Oil (Oil-bath)
12000
min-1
Oil-bath lubrication
da (min.)
26.5
mm
Diameter of shaft abutment
Db (min.)
46
mm
Diameter of housing abutment
Da (max.)
45.5
mm
Diameter of housing abutment
Db (max.)
48
mm
Diameter of housing abutment
ra (max.)
1
mm
Radius of shaft or housing fillet
rb (max.)
0.6
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
0.153
kg
Mass approx.
