NSK NF305M
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NF305M
Boundary Dimensions
d
25
mm
Bore diameter
D
62
mm
Outside diameter
B
17
mm
Width
EW
53
mm
Raceway diameter of outer ring
r (min.)
1.1
mm
Chamfer dimension
r1 (min.)
1.1
mm
Chamfer dimension
Basic Load Ratings
Cr
38500
N
Basic dynamic load rating
C0r
27700
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
12000
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Grease
10000
min-1
Grease lubrication
Oil (Oil-bath)
13000
min-1
Oil-bath lubrication
da (min.)
31.5
mm
Diameter of shaft abutment
Db (min.)
55
mm
Diameter of housing abutment
Da (max.)
55.5
mm
Diameter of housing abutment
Db (max.)
55.5
mm
Diameter of housing abutment
ra (max.)
1
mm
Radius of shaft or housing fillet
rb (max.)
1
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
0.275
kg
Mass approx.
