![[THK] — SDA-V/VZ Ball Screw (Shaft φ45~50, Preloaded/Non-preloaded)](https://img.prosourcemro.com/2026/05/001-857-1024x819.png)
Ball Screws
THK
[THK] — SDA-V/VZ Ball Screw (Shaft φ45~50, Preloaded/Non-preloaded)
Family ID: THK-SDA-V-45-50
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 φ45~50mm. V/VZ types.
15 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| SDA4510V-5 | THK SDA4510V-5, φ45 Lead10, Ca=68.7kN | THK | Shaft Diameter: φ45mm | Lead: 10mm | Ca(V)=68.7kN / C0a(V)=139.4kN | Ca(VZ)=65.4kN / C0a(VZ)=146.5kN | Nut OD D: 70mm | Flange D1: 105mm | Nut Length L1: 65mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA4512V-5 | THK SDA4512V-5, φ45 Lead12, Ca=68.6kN | THK | Shaft Diameter: φ45mm | Lead: 12mm | Ca(V)=68.6kN / C0a(V)=139.4kN | Ca(VZ)=65.4kN / C0a(VZ)=146.7kN | Nut OD D: 70mm | Flange D1: 105mm | Nut Length L1: 74mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA4516V-5 | THK SDA4516V-5, φ45 Lead16, Ca=68.5kN | THK | Shaft Diameter: φ45mm | Lead: 16mm | Ca(V)=68.5kN / C0a(V)=140.7kN | Ca(VZ)=65.3kN / C0a(VZ)=147.0kN | Nut OD D: 70mm | Flange D1: 105mm | Nut Length L1: 93mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA4520V-5 | THK SDA4520V-5, φ45 Lead20, Ca=68.4kN | THK | Shaft Diameter: φ45mm | Lead: 20mm | Ca(V)=68.4kN / C0a(V)=140.7kN | Ca(VZ)=65.1kN / C0a(VZ)=147.5kN | Nut OD D: 70mm | Flange D1: 105mm | Nut Length L1: 112mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA4525V-4 | THK SDA4525V-4, φ45 Lead25, Ca=55.5kN | THK | Shaft Diameter: φ45mm | Lead: 25mm | Ca(V)=55.5kN / C0a(V)=104.0kN | Ca(VZ)=52.8kN / C0a(VZ)=109.8kN | Nut OD D: 70mm | Flange D1: 105mm | Nut Length L1: 110mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA4530V-4 | THK SDA4530V-4, φ45 Lead30, Ca=55.3kN | THK | Shaft Diameter: φ45mm | Lead: 30mm | Ca(V)=55.3kN / C0a(V)=105.3kN | Ca(VZ)=52.6kN / C0a(VZ)=110.5kN | Nut OD D: 70mm | Flange D1: 105mm | Nut Length L1: 130mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA4540V-3 | THK SDA4540V-3, φ45 Lead40, Ca=41.7kN | THK | Shaft Diameter: φ45mm | Lead: 40mm | Ca(V)=41.7kN / C0a(V)=78.3kN | Ca(VZ)=39.7kN / C0a(VZ)=81.9kN | Nut OD D: 70mm | Flange D1: 105mm | Nut Length L1: 129mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5010V-5 | THK SDA5010V-5, φ50 Lead10, Ca=72.0kN | THK | Shaft Diameter: φ50mm | Lead: 10mm | Ca(V)=72.0kN / C0a(V)=155.2kN | Ca(VZ)=68.6kN / C0a(VZ)=163.2kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 65mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5012V-5 | THK SDA5012V-5, φ50 Lead12, Ca=72.0kN | THK | Shaft Diameter: φ50mm | Lead: 12mm | Ca(V)=72.0kN / C0a(V)=155.2kN | Ca(VZ)=68.5kN / C0a(VZ)=163.3kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 74mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5016V-5 | THK SDA5016V-5, φ50 Lead16, Ca=71.9kN | THK | Shaft Diameter: φ50mm | Lead: 16mm | Ca(V)=71.9kN / C0a(V)=156.6kN | Ca(VZ)=68.4kN / C0a(VZ)=163.7kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 93mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5020V-5 | THK SDA5020V-5, φ50 Lead20, Ca=71.7kN | THK | Shaft Diameter: φ50mm | Lead: 20mm | Ca(V)=71.7kN / C0a(V)=156.6kN | Ca(VZ)=68.3kN / C0a(VZ)=164.2kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 112mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5025V-4 | THK SDA5025V-4, φ50 Lead25, Ca=58.2kN | THK | Shaft Diameter: φ50mm | Lead: 25mm | Ca(V)=58.2kN / C0a(V)=123.6kN | Ca(VZ)=55.5kN / C0a(VZ)=129.8kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 110mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5030V-4 | THK SDA5030V-4, φ50 Lead30, Ca=58.0kN | THK | Shaft Diameter: φ50mm | Lead: 30mm | Ca(V)=58.0kN / C0a(V)=117.5kN | Ca(VZ)=55.3kN / C0a(VZ)=122.6kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 130mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5040V-3 | THK SDA5040V-3, φ50 Lead40, Ca=43.9kN | THK | Shaft Diameter: φ50mm | Lead: 40mm | Ca(V)=43.9kN / C0a(V)=86.5kN | Ca(VZ)=41.8kN / C0a(VZ)=90.7kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 128mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) | ||
| SDA5050V-2 | THK SDA5050V-2, φ50 Lead50, Ca=29.2kN | THK | Shaft Diameter: φ50mm | Lead: 50mm | Ca(V)=29.2kN / C0a(V)=55.5kN | Ca(VZ)=27.8kN / C0a(VZ)=58.0kN | Nut OD D: 75mm | Flange D1: 110mm | Nut Length L1: 107mm | Type: High-Speed, Ball Retainer, Preloaded/Non-preloaded (SDA-V/VZ) |
