![[THK] — NS-A Ball Screw / Spline Combined Unit (Compact, Linear, φ8~40)](https://img.prosourcemro.com/2026/05/001-878-1024x706.png)
Ball Screws
THK
[THK] — NS-A Ball Screw / Spline Combined Unit (Compact, Linear, φ8~40)
Family ID: THK-NS-A
THK NS-A Series Ball Screw / Ball Spline Combined Unit (Compact Linear Type). Non-preloaded type. DN value 70,000. Ball screw and ball spline grooves on a single shaft for precise linear motion. Integrated support bearing. Shaft diameter range φ8~40mm. Custom shaft length available.
21 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| NS0812A+C3 | THK NS0812A, φ8 Lead12, C3 | THK | Shaft Diameter: φ8mm | Lead: 12mm | Ball Screw Ca: 1.1kN / C0a: 1.8kN | Ball Spline C: 1.5kN / C0: 2.6kN | Nut OD D: 32mm | Flange D1: 44mm | Nut Length L1: 28.5mm | Grade: C3 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS0812A+C5 | THK NS0812A, φ8 Lead12, C5 | THK | Shaft Diameter: φ8mm | Lead: 12mm | Ball Screw Ca: 1.1kN / C0a: 1.8kN | Ball Spline C: 1.5kN / C0: 2.6kN | Nut OD D: 32mm | Flange D1: 44mm | Nut Length L1: 28.5mm | Grade: C5 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS0812A+C7 | THK NS0812A, φ8 Lead12, C7 | THK | Shaft Diameter: φ8mm | Lead: 12mm | Ball Screw Ca: 1.1kN / C0a: 1.8kN | Ball Spline C: 1.5kN / C0: 2.6kN | Nut OD D: 32mm | Flange D1: 44mm | Nut Length L1: 28.5mm | Grade: C7 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS1015A+C3 | THK NS1015A, φ10 Lead15, C3 | THK | Shaft Diameter: φ10mm | Lead: 15mm | Ball Screw Ca: 1.7kN / C0a: 2.7kN | Ball Spline C: 2.8kN / C0: 4.9kN | Nut OD D: 36mm | Flange D1: 48mm | Nut Length L1: 34.5mm | Grade: C3 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS1015A+C5 | THK NS1015A, φ10 Lead15, C5 | THK | Shaft Diameter: φ10mm | Lead: 15mm | Ball Screw Ca: 1.7kN / C0a: 2.7kN | Ball Spline C: 2.8kN / C0: 4.9kN | Nut OD D: 36mm | Flange D1: 48mm | Nut Length L1: 34.5mm | Grade: C5 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS1015A+C7 | THK NS1015A, φ10 Lead15, C7 | THK | Shaft Diameter: φ10mm | Lead: 15mm | Ball Screw Ca: 1.7kN / C0a: 2.7kN | Ball Spline C: 2.8kN / C0: 4.9kN | Nut OD D: 36mm | Flange D1: 48mm | Nut Length L1: 34.5mm | Grade: C7 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS1616A+C3 | THK NS1616A, φ16 Lead16, C3 | THK | Shaft Diameter: φ16mm | Lead: 16mm | Ball Screw Ca: 3.9kN / C0a: 7.2kN | Ball Spline C: 7.1kN / C0: 12.6kN | Nut OD D: 48mm | Flange D1: 64mm | Nut Length L1: 40.0mm | Grade: C3 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS1616A+C5 | THK NS1616A, φ16 Lead16, C5 | THK | Shaft Diameter: φ16mm | Lead: 16mm | Ball Screw Ca: 3.9kN / C0a: 7.2kN | Ball Spline C: 7.1kN / C0: 12.6kN | Nut OD D: 48mm | Flange D1: 64mm | Nut Length L1: 40.0mm | Grade: C5 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS1616A+C7 | THK NS1616A, φ16 Lead16, C7 | THK | Shaft Diameter: φ16mm | Lead: 16mm | Ball Screw Ca: 3.9kN / C0a: 7.2kN | Ball Spline C: 7.1kN / C0: 12.6kN | Nut OD D: 48mm | Flange D1: 64mm | Nut Length L1: 40.0mm | Grade: C7 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS2020A+C3 | THK NS2020A, φ20 Lead20, C3 | THK | Shaft Diameter: φ20mm | Lead: 20mm | Ball Screw Ca: 6.1kN / C0a: 12.3kN | Ball Spline C: 10.2kN / C0: 17.8kN | Nut OD D: 56mm | Flange D1: 72mm | Nut Length L1: 48.0mm | Grade: C3 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS2020A+C5 | THK NS2020A, φ20 Lead20, C5 | THK | Shaft Diameter: φ20mm | Lead: 20mm | Ball Screw Ca: 6.1kN / C0a: 12.3kN | Ball Spline C: 10.2kN / C0: 17.8kN | Nut OD D: 56mm | Flange D1: 72mm | Nut Length L1: 48.0mm | Grade: C5 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS2020A+C7 | THK NS2020A, φ20 Lead20, C7 | THK | Shaft Diameter: φ20mm | Lead: 20mm | Ball Screw Ca: 6.1kN / C0a: 12.3kN | Ball Spline C: 10.2kN / C0: 17.8kN | Nut OD D: 56mm | Flange D1: 72mm | Nut Length L1: 48.0mm | Grade: C7 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS2525A+C3 | THK NS2525A, φ25 Lead25, C3 | THK | Shaft Diameter: φ25mm | Lead: 25mm | Ball Screw Ca: 9.1kN / C0a: 19.3kN | Ball Spline C: 15.2kN / C0: 25.8kN | Nut OD D: 66mm | Flange D1: 86mm | Nut Length L1: 58.0mm | Grade: C3 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS2525A+C5 | THK NS2525A, φ25 Lead25, C5 | THK | Shaft Diameter: φ25mm | Lead: 25mm | Ball Screw Ca: 9.1kN / C0a: 19.3kN | Ball Spline C: 15.2kN / C0: 25.8kN | Nut OD D: 66mm | Flange D1: 86mm | Nut Length L1: 58.0mm | Grade: C5 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS2525A+C7 | THK NS2525A, φ25 Lead25, C7 | THK | Shaft Diameter: φ25mm | Lead: 25mm | Ball Screw Ca: 9.1kN / C0a: 19.3kN | Ball Spline C: 15.2kN / C0: 25.8kN | Nut OD D: 66mm | Flange D1: 86mm | Nut Length L1: 58.0mm | Grade: C7 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS3232A+C3 | THK NS3232A, φ32 Lead32, C3 | THK | Shaft Diameter: φ32mm | Lead: 32mm | Ball Screw Ca: 13.0kN / C0a: 29.8kN | Ball Spline C: 20.5kN / C0: 34.0kN | Nut OD D: 78mm | Flange D1: 103mm | Nut Length L1: 72.0mm | Grade: C3 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS3232A+C5 | THK NS3232A, φ32 Lead32, C5 | THK | Shaft Diameter: φ32mm | Lead: 32mm | Ball Screw Ca: 13.0kN / C0a: 29.8kN | Ball Spline C: 20.5kN / C0: 34.0kN | Nut OD D: 78mm | Flange D1: 103mm | Nut Length L1: 72.0mm | Grade: C5 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS3232A+C7 | THK NS3232A, φ32 Lead32, C7 | THK | Shaft Diameter: φ32mm | Lead: 32mm | Ball Screw Ca: 13.0kN / C0a: 29.8kN | Ball Spline C: 20.5kN / C0: 34.0kN | Nut OD D: 78mm | Flange D1: 103mm | Nut Length L1: 72.0mm | Grade: C7 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS4040A+C3 | THK NS4040A, φ40 Lead40, C3 | THK | Shaft Diameter: φ40mm | Lead: 40mm | Ball Screw Ca: 21.4kN / C0a: 49.7kN | Ball Spline C: 37.8kN / C0: 60.5kN | Nut OD D: 100mm | Flange D1: 130mm | Nut Length L1: 88.0mm | Grade: C3 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS4040A+C5 | THK NS4040A, φ40 Lead40, C5 | THK | Shaft Diameter: φ40mm | Lead: 40mm | Ball Screw Ca: 21.4kN / C0a: 49.7kN | Ball Spline C: 37.8kN / C0: 60.5kN | Nut OD D: 100mm | Flange D1: 130mm | Nut Length L1: 88.0mm | Grade: C5 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) | ||
| NS4040A+C7 | THK NS4040A, φ40 Lead40, C7 | THK | Shaft Diameter: φ40mm | Lead: 40mm | Ball Screw Ca: 21.4kN / C0a: 49.7kN | Ball Spline C: 37.8kN / C0: 60.5kN | Nut OD D: 100mm | Flange D1: 130mm | Nut Length L1: 88.0mm | Grade: C7 | Shaft Length: Custom order | DN Value: 70,000 | Type: Compact Linear, Non-preloaded (NS-A) |
