![[THK] — SDA-V/VZ Ball Screw (Shaft φ20~25, Preloaded/Non-preloaded)](https://img.prosourcemro.com/2026/05/001-857-1024x819.png)
Ball Screws
THK
[THK] — SDA-V/VZ Ball Screw (Shaft φ20~25, Preloaded/Non-preloaded)
Family ID: THK-SDA-V-20-25
THK SDA-V/VZ Series High-Speed Precision Ground Ball Screw with Ball Retainer. Preloaded and non-preloaded variants available. Ball retainer eliminates ball-to-ball contact for low noise, reduced torque variation, and long maintenance-free operation. Shaft diameter range φ20~25mm. V/VZ types.
12 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| SDA2004V-4 | THK SDA2004V-4, φ20 Lead4, Ca=8.8kN | THK | Shaft Diameter: φ20mm | Lead: 4mm | Ca(V)=8.8kN / C0a(V)=14.7kN | Ca(VZ)=8.3kN / C0a(VZ)=16.2kN | Nut OD D: 32mm | Flange D1: 58mm | Nut Length L1: 27mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2005V-3 | THK SDA2005V-3, φ20 Lead5, Ca=11.7kN | THK | Shaft Diameter: φ20mm | Lead: 5mm | Ca(V)=11.7kN / C0a(V)=17.7kN | Ca(VZ)=11.1kN / C0a(VZ)=18.9kN | Nut OD D: 36mm | Flange D1: 58mm | Nut Length L1: 27mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2010V-3 | THK SDA2010V-3, φ20 Lead10, Ca=11.6kN | THK | Shaft Diameter: φ20mm | Lead: 10mm | Ca(V)=11.6kN / C0a(V)=17.7kN | Ca(VZ)=11.0kN / C0a(VZ)=19.0kN | Nut OD D: 36mm | Flange D1: 58mm | Nut Length L1: 40mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2020V-3 | THK SDA2020V-3, φ20 Lead20, Ca=11.4kN | THK | Shaft Diameter: φ20mm | Lead: 20mm | Ca(V)=11.4kN / C0a(V)=17.2kN | Ca(VZ)=10.8kN / C0a(VZ)=18.5kN | Nut OD D: 36mm | Flange D1: 58mm | Nut Length L1: 67mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2030V-2 | THK SDA2030V-2, φ20 Lead30, Ca=7.4kN | THK | Shaft Diameter: φ20mm | Lead: 30mm | Ca(V)=7.4kN / C0a(V)=11.5kN | Ca(VZ)=7.0kN / C0a(VZ)=12.3kN | Nut OD D: 36mm | Flange D1: 58mm | Nut Length L1: 66mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2040V-2 | THK SDA2040V-2, φ20 Lead40, Ca=7.1kN | THK | Shaft Diameter: φ20mm | Lead: 40mm | Ca(V)=7.1kN / C0a(V)=9.7kN | Ca(VZ)=6.8kN / C0a(VZ)=10.4kN | Nut OD D: 36mm | Flange D1: 58mm | Nut Length L1: 84mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2505V-3 | THK SDA2505V-3, φ25 Lead5, Ca=12.9kN | THK | Shaft Diameter: φ25mm | Lead: 5mm | Ca(V)=12.9kN / C0a(V)=22.0kN | Ca(VZ)=12.3kN / C0a(VZ)=23.7kN | Nut OD D: 40mm | Flange D1: 62mm | Nut Length L1: 27mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2510V-3 | THK SDA2510V-3, φ25 Lead10, Ca=12.8kN | THK | Shaft Diameter: φ25mm | Lead: 10mm | Ca(V)=12.8kN / C0a(V)=22.0kN | Ca(VZ)=12.2kN / C0a(VZ)=23.8kN | Nut OD D: 40mm | Flange D1: 62mm | Nut Length L1: 40mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2520V-3 | THK SDA2520V-3, φ25 Lead20, Ca=12.7kN | THK | Shaft Diameter: φ25mm | Lead: 20mm | Ca(V)=12.7kN / C0a(V)=21.3kN | Ca(VZ)=12.1kN / C0a(VZ)=22.9kN | Nut OD D: 40mm | Flange D1: 62mm | Nut Length L1: 67mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2525V-3 | THK SDA2525V-3, φ25 Lead25, Ca=12.5kN | THK | Shaft Diameter: φ25mm | Lead: 25mm | Ca(V)=12.5kN / C0a(V)=21.6kN | Ca(VZ)=11.9kN / C0a(VZ)=23.3kN | Nut OD D: 40mm | Flange D1: 62mm | Nut Length L1: 82mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2530V-2 | THK SDA2530V-2, φ25 Lead30, Ca=8.3kN | THK | Shaft Diameter: φ25mm | Lead: 30mm | Ca(V)=8.3kN / C0a(V)=13.9kN | Ca(VZ)=7.9kN / C0a(VZ)=14.9kN | Nut OD D: 40mm | Flange D1: 62mm | Nut Length L1: 66mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA2550V-2 | THK SDA2550V-2, φ25 Lead50, Ca=7.8kN | THK | Shaft Diameter: φ25mm | Lead: 50mm | Ca(V)=7.8kN / C0a(V)=12.1kN | Ca(VZ)=7.5kN / C0a(VZ)=13.1kN | Nut OD D: 40mm | Flange D1: 62mm | Nut Length L1: 102mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) |
