NSK 6904DDU
Single-Row Deep Groove Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
6904DDU
Boundary Dimensions
d
20
mm
Bore diameter
D
37
mm
Outside diameter
B
9
mm
Width
r (min.)
0.3
mm
Chamfer dimension
Basic Load Ratings
Cr
7000
N
Basic dynamic load rating
C0r
3700
N
Basic static load rating
Speeds
Grease
12000
min-1
Grease lubrication
da (min.)
22
mm
Diameter of shaft abutment
da (max.)
24
mm
Diameter of shaft abutment
Da (max.)
35
mm
Diameter of housing abutment
ra (max.)
0.3
mm
Radius of shaft or housing fillet
Abutment and Fillet Dimensions
fo
14.7
Factor
