NSK N340M
Single-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
N340M
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
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.
55.3
kg
Mass approx.
