NSK 53308U
Single-Direction Thrust Ball Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
53308U
Boundary Dimensions
d
40
mm
Bore diameter
D
78
mm
Outside diameter
T,T3
28.5
mm
Height
T4
31
mm
Height bearing include seat washer
r (min.)
1
mm
Chamfer dimension
Basic Load Ratings
Ca
70000
N
Basic dynamic load rating
C0a
135000
N
Basic static load rating
Speeds
Grease
2200
min-1
Grease lubrication
Oil (Oil-bath)
3400
min-1
Oil-bath lubrication
A
28
mm
Centre height housing washer sphere
R
64
mm
Radius sphered housing washer
b
8.5
mm
Height sphered housing washer
D2
60
mm
Inner diameter sphered seat washer
d1
78
mm
Outside diameter shaft washer
D3
82
mm
Outside diameter sphered housing washer
D1
42
mm
Inner diameter housing washer
Dimensions
da (min.)
63
mm
Diameter of shaft abutment
Da (max.)
55
mm
Diameter of housing abutment
ra (max.)
1
mm
Radius of shaft or housing fillet
