SKF offers a wide range of ground ball screws to cover all requirements:Flanged nut with internal preload, DIN standard double preloaded flanged nut, DIN standard double cylindrical preloaded nut, or tailor-made products. SKF offers complete screw assemblies with machined ends, to customer drawings. Nuts are also available with axial play.

Drawing (click to enlarge)

 

Nut type

Cylindrical nut with contact points preload

 
 

Nominal screw diameter

d0 [mm]

80

 
 

Lead

Ph [mm]

20

 
 

Number of ball circuits

3

 
 

Dynamic load category

[kN]

>150

 
 

Dynamic Load

Ca [kN]

162

 
 

Static Load

Coa [kN]

393

 
 

d2

[mm]

69,7

 
 

D

[mm]

125

 
 

Keyway

[mm]

8x4x40

 
 

As

[mm]

145

 
 

A11

[mm]

114

 
 

Q

[mm]

12,5

 

Options:
-Ball in ceramic material
-Rotating nut