NSK NN3056
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NN3056
Boundary Dimensions
d
280
mm
Bore diameter
D
420
mm
Outside diameter
B
106
mm
Width
EW
384
mm
Raceway diameter of outer ring
r (min.)
4
mm
Chamfer dimension
Basic Load Ratings
Cr
1330000
N
Basic dynamic load rating
C0r
2080000
N
Basic static load rating
Speeds
Grease
1300
min-1
Grease lubrication
Oil (Oil-bath)
1500
min-1
Oil-bath lubrication
da (min.)
296
mm
Diameter of shaft abutment
d1a (min.)
298
mm
Diameter of spacer sleeve abutment
Da (min.)
388
mm
Diameter of housing abutment
Da (max.)
404
mm
Diameter of housing abutment
rb (max.)
3
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
51.1
kg
Mass approx.
