![[THK] — CNF Rolled Ball Screw (Non-preloaded, 4-Row Super Lead, Long Life, φ15~30)](https://prosourcemro.com/wp-content/uploads/2026/05/001-884-1024x1024.png)
Ball Screws
THK
[THK] — CNF Rolled Ball Screw (Non-preloaded, 4-Row Super Lead, Long Life, φ15~30)
Family ID: THK-CNF
THK CNF Series Rolled Ball Screw (Non-preloaded type). 4-row super lead ball groove combined with long nut for extended service life. DN value 70,000. Shaft diameter range φ15~30mm, lead 30~60mm. Standard shaft lengths available per model. Grade C7. Seal type ZZ.
8 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| CNF1530-6ZZG0+C7 | THK CNF1530-6, φ15 Lead30, G0, C7 | THK | Shaft Diameter: φ15mm | Lead: 30mm | Ca: 10.1kN | C0a: 24.7kN | K: 310N/μm | Ball Circuit: 4×1.6 | Nut OD D: 32mm | Flange D1: 53mm | Nut Length L1: 63mm | H: 10mm | B1: 47mm | Clearance: G0 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 500,1000,1500mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) | ||
| CNF1530-6ZZG2+C7 | THK CNF1530-6, φ15 Lead30, G2, C7 | THK | Shaft Diameter: φ15mm | Lead: 30mm | Ca: 10.1kN | C0a: 24.7kN | K: 310N/μm | Ball Circuit: 4×1.6 | Nut OD D: 32mm | Flange D1: 53mm | Nut Length L1: 63mm | H: 10mm | B1: 47mm | Clearance: G2 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 500,1000,1500mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) | ||
| CNF2040-6ZZG0+C7 | THK CNF2040-6, φ20 Lead40, G0, C7 | THK | Shaft Diameter: φ20mm | Lead: 40mm | Ca: 12.0kN | C0a: 34.4kN | K: 400N/μm | Ball Circuit: 4×1.65 | Nut OD D: 37mm | Flange D1: 57mm | Nut Length L1: 81mm | H: 10mm | B1: 65mm | Clearance: G0 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 500,1000,1500,2000mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) | ||
| CNF2040-6ZZG2+C7 | THK CNF2040-6, φ20 Lead40, G2, C7 | THK | Shaft Diameter: φ20mm | Lead: 40mm | Ca: 12.0kN | C0a: 34.4kN | K: 400N/μm | Ball Circuit: 4×1.65 | Nut OD D: 37mm | Flange D1: 57mm | Nut Length L1: 81mm | H: 10mm | B1: 65mm | Clearance: G2 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 500,1000,1500,2000mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) | ||
| CNF2550-6ZZG0+C7 | THK CNF2550-6, φ25 Lead50, G0, C7 | THK | Shaft Diameter: φ25mm | Lead: 50mm | Ca: 18.9kN | C0a: 53.9kN | K: 460N/μm | Ball Circuit: 4×1.65 | Nut OD D: 45mm | Flange D1: 69mm | Nut Length L1: 102mm | H: 12mm | B1: 81.5mm | Clearance: G0 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 1000,1500,2000,3000mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) | ||
| CNF2550-6ZZG2+C7 | THK CNF2550-6, φ25 Lead50, G2, C7 | THK | Shaft Diameter: φ25mm | Lead: 50mm | Ca: 18.9kN | C0a: 53.9kN | K: 460N/μm | Ball Circuit: 4×1.65 | Nut OD D: 45mm | Flange D1: 69mm | Nut Length L1: 102mm | H: 12mm | B1: 81.5mm | Clearance: G2 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 1000,1500,2000,3000mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) | ||
| CNF3060-6ZZG0+C7 | THK CNF3060-6, φ30 Lead60, G0, C7 | THK | Shaft Diameter: φ30mm | Lead: 60mm | Ca: 26.2kN | C0a: 77.7kN | K: 600N/μm | Ball Circuit: 4×1.65 | Nut OD D: 55mm | Flange D1: 89mm | Nut Length L1: 122mm | H: 15mm | B1: 97mm | Clearance: G0 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 1000,2000,3000,4000mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) | ||
| CNF3060-6ZZG2+C7 | THK CNF3060-6, φ30 Lead60, G2, C7 | THK | Shaft Diameter: φ30mm | Lead: 60mm | Ca: 26.2kN | C0a: 77.7kN | K: 600N/μm | Ball Circuit: 4×1.65 | Nut OD D: 55mm | Flange D1: 89mm | Nut Length L1: 122mm | H: 15mm | B1: 97mm | Clearance: G2 | Grade: C7 | Seal: ZZ | Standard Shaft Lengths: 1000,2000,3000,4000mm | DN Value: 70,000 | Type: Rolled, Non-preloaded, 4-Row Super Lead (CNF) |
