SKF SRC 20x6 丝杠

Range

Standard range

Recirculation type

Planetary roller screw

Nut type

Cylindrical nut

Nominal screw diameter

d0 [mm]

20

Lead

Ph [mm]

6

Preload

Axial play

Number of thread

[N ]

6

Helix angle

? [°]

5,45

Dynamic load category

[kN]

<30

Standard number of rollers

[Nr ]

11

Max. number of rollers

[Nmax ]

14

Dynamic Load

Ca [kN]

26,83

Static Load

Coa [kN]

44,86

Max. axial play

[mm]

0,02

Nut mass

mn [kg]

0,3

Screw mass

ms [kg/m]

2,3

Screw inertia

Is [kgmm2/m]

123,3

Nut inertia

Inn [kgmm2]

71,8

Rollers inertia

Ins [kgmm2]

2,5

Grease quantity for nut

Zn [cm3]

2,47

d1

[mm]

20,4

d2

[mm]

19,3

D

[mm]

40

A

[mm]

50

w

[mm]

0,5

a

[mm]

4

b

[mm]

16

H

[mm]

41,5

Q

[mm]

5

B

[mm]

4

D2

[mm]

35

D3

[mm]

25

Option :
Backlash elimination with oversize rollers