NSK NN3020TBKR
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NN3020TBKR
Boundary Dimensions
NN: Inner ring rib type
Bearing Type
d
100
mm
Bore diameter
D
150
mm
Outside diameter
B
37
mm
Width
r(min.)
1.5
mm
Chamfer Dimension
Basic Load Ratings
Cr
180
kN
Basic Dynamic Load Rating
C0r
265
kN
Basic Static Load Rating
Speeds
Grease
6800
min-1
Limiting Speed
Oil (Oil-air)
8000
min-1
Limiting Speed
Dimensions
Ew
137
mm
Roller Circumscribed Circle Diameters
s
1.4
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
108
mm
Diameter of Shaft Abutment
d1a(min.)
109
mm
Diameter of Shaft Abutment
Da(min.)
139
mm
Diameter of Housing Abutment
Da(max.)
142
mm
Diameter of Housing Abutment
ra(max.)
1.5
mm
Radius of Shaft or Housing Fillet
