NSK NF340M
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NF340M
Boundary Dimensions
d
200
mm
Bore diameter
D
420
mm
Outside diameter
B
80
mm
Width
EW
360
mm
Raceway diameter of outer ring
r (min.)
5
mm
Chamfer dimension
r1 (min.)
5
mm
Chamfer dimension
Basic Load Ratings
Cr
1200000
N
Basic dynamic load rating
C0r
1270000
N
Basic static load rating
Speeds
Thermal Speed Rating (Oil-bath)
1600
min-1
Oil-bath lubrication subject to conditions outlined in ISO 15312
Grease
1300
min-1
Grease lubrication
Oil (Oil-bath)
1600
min-1
Oil-bath lubrication
da (min.)
220
mm
Diameter of shaft abutment
Db (min.)
367
mm
Diameter of housing abutment
Da (max.)
400
mm
Diameter of housing abutment
Db (max.)
400
mm
Diameter of housing abutment
ra (max.)
4
mm
Radius of shaft or housing fillet
rb (max.)
4
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
56.8
kg
Mass approx.
