SKF PRK 48x10 - service 丝杠

Range

Service range (Quick delivery)

Recirculation type

Planetary roller screw

Nut type

Flanged nut

Nominal screw diameter

d0 [mm]

48

Lead

Ph [mm]

10

Preload

Optimum rigidity

Number of thread

[N ]

5

Helix angle

? [°]

3,79

Dynamic load category

[kN]

100-150

Standard number of rollers

[Nr ]

9

Max. number of rollers

[Nmax ]

11

Dynamic Load

Ca [kN]

127,5

Static Load

Coa [kN]

237,5

Minimum nut rigidity

Rng [N/μm]

760

Reference nut rigidity

Rnr [N/μm]

980

Preload torque

Tpr [Nm]

1,24-2,47

Preload force

Fpr [N]

2 405

Nut mass

mn [kg]

7,7

Screw mass

ms [kg/m]

14,2

Screw inertia

Is [kgmm2/m]

4 090

Nut inertia

Inn [kgmm2]

23 000

Rollers inertia

Ins [kgmm2]

370,8

Grease quantity for nut

Zn [cm3]

53,95

d1

[mm]

48,8

d2

[mm]

46,7

D

[mm]

105

A

[mm]

127

A1

[mm]

45

A2

[mm]

37

D1

[mm]

150

J

[mm]

127

G

[mm]

M12

r

[mm]

1,2

Q

[mm]

M8

u

[°]

30

B

[mm]

9

D2

[mm]

90

D3

[mm]

60