NSK NNU49/670K
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NNU49/670K
Boundary Dimensions
NNU: Outer ring rib type
Bearing Type
d
670
mm
Bore diameter
D
900
mm
Outside diameter
B
230
mm
Width
r(min.)
6
mm
Chamfer Dimension
Basic Load Ratings
Cr
4150
kN
Basic Dynamic Load Rating
C0r
11500
kN
Basic Static Load Rating
Speeds
Grease
700
min-1
Limiting Speed
Oil (Oil-air)
900
min-1
Limiting Speed
Dimensions
Ew
742
mm
Roller Circumscribed Circle Diameters
s
6.2
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
696
mm
Diameter of Shaft Abutment
d1a(min.)
715
mm
Diameter of Shaft Abutment
Da(max.)
874
mm
Diameter of Housing Abutment
ra(max.)
5
mm
Radius of Shaft or Housing Fillet
