NSK NNU4964
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
NNU4964
Boundary Dimensions
d
320
mm
Bore diameter
D
440
mm
Outside diameter
B
118
mm
Width
FW
356
mm
Raceway diameter of inner ring
r (min.)
3
mm
Chamfer dimension
Basic Load Ratings
Cr
1560000
N
Basic dynamic load rating
C0r
3050000
N
Basic static load rating
Speeds
Grease
1100
min-1
Grease lubrication
Oil (Oil-bath)
1400
min-1
Oil-bath lubrication
da (min.)
333
mm
Diameter of shaft abutment
da (max.)
355
mm
Diameter of shaft abutment
dc (min.)
363
mm
Diameter of shaft abutment
d1a (min.)
338
mm
Diameter of spacer sleeve abutment
Da (max.)
427
mm
Diameter of housing abutment
rb (max.)
2.5
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
54.9
kg
Mass approx.
