NSK NN3011ZTBKR
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NN3011ZTBKR
Boundary Dimensions
NN: Inner ring rib type
Bearing Type
d
55
mm
Bore diameter
D
90
mm
Outside diameter
B
26
mm
Width
r(min.)
1.1
mm
Chamfer Dimension
Basic Load Ratings
Cr
47.5
kN
Basic Dynamic Load Rating
C0r
48.5
kN
Basic Static Load Rating
Speeds
Grease
12400
min-1
Limiting Speed
Oil (Oil-air)
16400
min-1
Limiting Speed
Dimensions
Ew
81
mm
Roller Circumscribed Circle Diameters
s
1.4
mm
Axial Displacement
Abutment and Fillet Dimensions
da(min.)
61.5
mm
Diameter of Shaft Abutment
d1a(min.)
62
mm
Diameter of Shaft Abutment
Da(min.)
83
mm
Diameter of Housing Abutment
Da(max.)
83.5
mm
Diameter of Housing Abutment
ra(max.)
1
mm
Radius of Shaft or Housing Fillet
