NSK NN3030ZTBKR
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NN3030ZTBKR
Boundary Dimensions
NN: Inner ring rib type
Bearing Type
d
150
mm
Bore diameter
D
225
mm
Outside diameter
B
56
mm
Width
r(min.)
2.1
mm
Chamfer Dimension
Basic Load Ratings
Cr
229
kN
Basic Dynamic Load Rating
C0r
294
kN
Basic Static Load Rating
Speeds
Grease
4800
min-1
Limiting Speed
Oil (Oil-air)
6300
min-1
Limiting Speed
Dimensions
Ew
206
mm
Roller Circumscribed Circle Diameters
s
2.4
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
161
mm
Diameter of Shaft Abutment
d1a(min.)
162
mm
Diameter of Shaft Abutment
Da(min.)
209
mm
Diameter of Housing Abutment
Da(max.)
214
mm
Diameter of Housing Abutment
ra(max.)
2
mm
Radius of Shaft or Housing Fillet
