NSK NN4926MBKR
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NN4926MBKR
Boundary Dimensions
NN: Inner ring rib type
Bearing Type
d
130
mm
Bore diameter
D
180
mm
Outside diameter
B
50
mm
Width
r(min.)
1.5
mm
Chamfer Dimension
Basic Load Ratings
Cr
315
kN
Basic Dynamic Load Rating
C0r
545
kN
Basic Static Load Rating
Speeds
Grease
4900
min-1
Limiting Speed
Oil (Oil-air)
5900
min-1
Limiting Speed
Dimensions
Ew
168
mm
Roller Circumscribed Circle Diameters
s
1.2
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
138
mm
Diameter of Shaft Abutment
d1a(min.)
140
mm
Diameter of Shaft Abutment
Da(min.)
170
mm
Diameter of Housing Abutment
Da(max.)
172
mm
Diameter of Housing Abutment
ra(max.)
1.5
mm
Radius of Shaft or Housing Fillet
