NSK NN3934MBKR
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NN3934MBKR
Boundary Dimensions
NN: Inner ring rib type
Bearing Type
d
170
mm
Bore diameter
D
230
mm
Outside diameter
B
45
mm
Width
r(min.)
2
mm
Chamfer Dimension
Basic Load Ratings
Cr
320
kN
Basic Dynamic Load Rating
C0r
550
kN
Basic Static Load Rating
Speeds
Grease
3800
min-1
Limiting Speed
Oil (Oil-air)
4500
min-1
Limiting Speed
Dimensions
Ew
215
mm
Roller Circumscribed Circle Diameters
s
1.4
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
179
mm
Diameter of Shaft Abutment
d1a(min.)
182
mm
Diameter of Shaft Abutment
Da(min.)
217
mm
Diameter of Housing Abutment
Da(max.)
221
mm
Diameter of Housing Abutment
ra(max.)
2
mm
Radius of Shaft or Housing Fillet
