NSK NNU4996
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NNU4996
Boundary Dimensions
NNU: Outer ring rib type
Bearing Type
d
480
mm
Bore diameter
D
650
mm
Outside diameter
B
170
mm
Width
r(min.)
5
mm
Chamfer Dimension
Basic Load Ratings
Cr
2690
kN
Basic Dynamic Load Rating
C0r
7000
kN
Basic Static Load Rating
Speeds
Grease
1000
min-1
Limiting Speed
Oil (Oil-air)
1300
min-1
Limiting Speed
Dimensions
Ew
531
mm
Roller Circumscribed Circle Diameters
s
2.0
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
500
mm
Diameter of Shaft Abutment
d1a(min.)
514
mm
Diameter of Shaft Abutment
Da(max.)
630
mm
Diameter of Housing Abutment
ra(max.)
4
mm
Radius of Shaft or Housing Fillet
