NSK NN3068
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NN3068
Boundary Dimensions
d
340
mm
Bore diameter
D
520
mm
Outside diameter
B
133
mm
Width
EW
473
mm
Raceway diameter of outer ring
r (min.)
5
mm
Chamfer dimension
Basic Load Ratings
Cr
2050000
N
Basic dynamic load rating
C0r
3300000
N
Basic static load rating
Speeds
Grease
1000
min-1
Grease lubrication
Oil (Oil-bath)
1200
min-1
Oil-bath lubrication
da (min.)
360
mm
Diameter of shaft abutment
d1a (min.)
365
mm
Diameter of spacer sleeve abutment
Da (min.)
477
mm
Diameter of housing abutment
Da (max.)
500
mm
Diameter of housing abutment
rb (max.)
4
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
102
kg
Mass approx.
