NSK NN3008K
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NN3008K
Boundary Dimensions
d
40
mm
Bore diameter
D
68
mm
Outside diameter
B
21
mm
Width
EW
61
mm
Raceway diameter of outer ring
r (min.)
1
mm
Chamfer dimension
Basic Load Ratings
Cr
53000
N
Basic dynamic load rating
C0r
55500
N
Basic static load rating
Speeds
Grease
9000
min-1
Grease lubrication
Oil (Oil-bath)
11000
min-1
Oil-bath lubrication
da (min.)
45
mm
Diameter of shaft abutment
d1a (min.)
46
mm
Diameter of spacer sleeve abutment
Da (min.)
62
mm
Diameter of housing abutment
Da (max.)
63
mm
Diameter of housing abutment
rb (max.)
1
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
0.309
kg
Mass approx.
