NSK NN4936MBKR
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NN4936MBKR
Boundary Dimensions
NN: Inner ring rib type
Bearing Type
d
180
mm
Bore diameter
D
250
mm
Outside diameter
B
69
mm
Width
r(min.)
2
mm
Chamfer Dimension
Basic Load Ratings
Cr
550
kN
Basic Dynamic Load Rating
C0r
1020
kN
Basic Static Load Rating
Speeds
Grease
3500
min-1
Limiting Speed
Oil (Oil-air)
4200
min-1
Limiting Speed
Dimensions
Ew
232
mm
Roller Circumscribed Circle Diameters
s
1.3
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
189
mm
Diameter of Shaft Abutment
d1a(min.)
193
mm
Diameter of Shaft Abutment
Da(min.)
234
mm
Diameter of Housing Abutment
Da(max.)
241
mm
Diameter of Housing Abutment
ra(max.)
2
mm
Radius of Shaft or Housing Fillet
