NSK NNU4956KR
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NNU4956KR
Boundary Dimensions
NNU: Outer ring rib type
Bearing Type
d
280
mm
Bore diameter
D
380
mm
Outside diameter
B
100
mm
Width
r(min.)
2.1
mm
Chamfer Dimension
Basic Load Ratings
Cr
960
kN
Basic Dynamic Load Rating
C0r
2230
kN
Basic Static Load Rating
Speeds
Grease
2000
min-1
Limiting Speed
Oil (Oil-air)
2500
min-1
Limiting Speed
Dimensions
Ew
309
mm
Roller Circumscribed Circle Diameters
s
2.4
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
291
mm
Diameter of Shaft Abutment
d1a(min.)
295
mm
Diameter of Shaft Abutment
Da(max.)
369
mm
Diameter of Housing Abutment
ra(max.)
2
mm
Radius of Shaft or Housing Fillet
