NSK NF309M
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NF309M
Boundary Dimensions
d
45
mm
Bore diameter
D
100
mm
Outside diameter
B
25
mm
Width
EW
86.5
mm
Raceway diameter of outer ring
r (min.)
1.5
mm
Chamfer dimension
r1 (min.)
1.5
mm
Chamfer dimension
Basic Load Ratings
Cr
97000
N
Basic dynamic load rating
C0r
77500
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
7500
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Grease
6300
min-1
Grease lubrication
Oil (Oil-bath)
7500
min-1
Oil-bath lubrication
da (min.)
53
mm
Diameter of shaft abutment
Db (min.)
89
mm
Diameter of housing abutment
Da (max.)
92
mm
Diameter of housing abutment
Db (max.)
92
mm
Diameter of housing abutment
ra (max.)
1.5
mm
Radius of shaft or housing fillet
rb (max.)
1.5
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
1
kg
Mass approx.
