NSK NNU4934
Double-Row Cylindrical Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
NNU4934
Boundary Dimensions
d
170
mm
Bore diameter
D
230
mm
Outside diameter
B
60
mm
Width
FW
187
mm
Raceway diameter of inner ring
r (min.)
2
mm
Chamfer dimension
Basic Load Ratings
Cr
465000
N
Basic dynamic load rating
C0r
805000
N
Basic static load rating
Speeds
Grease
2400
min-1
Grease lubrication
Oil (Oil-bath)
2800
min-1
Oil-bath lubrication
da (min.)
179
mm
Diameter of shaft abutment
da (max.)
186
mm
Diameter of shaft abutment
dc (min.)
192
mm
Diameter of shaft abutment
d1a (min.)
182
mm
Diameter of spacer sleeve abutment
Da (max.)
221
mm
Diameter of housing abutment
rb (max.)
2
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
Mass approx.
7.12
kg
Mass approx.
