![[THK] — BNF Ball Screw (Single Nut, Shaft φ28~32)](https://img.prosourcemro.com/2026/05/001-862-1024x707.png)
Ball Screws
THK
[THK] — BNF Ball Screw (Single Nut, Shaft φ28~32)
Family ID: THK-BNF-28-32
THK BNF Series Precision Ball Screw with Single Flanged Nut. Simplest single-nut configuration — mounted via bolt holes on flange. Unfinished shaft end for easy additional machining. Shaft diameter φ28~32mm.
4 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| BNF2806-5 | THK BNF2806-5, φ28 Lead6, Ca=17.5kN | THK | Shaft Diameter: φ28mm | Lead: 6mm | Ca: 17.5kN | C0a: 49.4kN | Nut OD D: 55mm | Flange D1: 85mm | Nut Length L1: 68mm | PCD: 69mm | Type: Single Nut, Flanged, Unfinished Shaft End (BNF) | ||
| BNF3205-5 | THK BNF3205-5, φ32 Lead5, Ca=18.5kN | THK | Shaft Diameter: φ32mm | Lead: 5mm | Ca: 18.5kN | C0a: 56.4kN | Nut OD D: 58mm | Flange D1: 85mm | Nut Length L1: 56mm | PCD: 71mm | Type: Single Nut, Flanged, Unfinished Shaft End (BNF) | ||
| BNF3206-5 | THK BNF3206-5, φ32 Lead6, Ca=25.2kN | THK | Shaft Diameter: φ32mm | Lead: 6mm | Ca: 25.2kN | C0a: 70.4kN | Nut OD D: 62mm | Flange D1: 89mm | Nut Length L1: 63mm | PCD: 75mm | Type: Single Nut, Flanged, Unfinished Shaft End (BNF) | ||
| BNF3210A-5 | THK BNF3210A-5, φ32 Lead10, Ca=47.2kN | THK | Shaft Diameter: φ32mm | Lead: 10mm | Ca: 47.2kN | C0a: 112.7kN | Nut OD D: 74mm | Flange D1: 108mm | Nut Length L1: 100mm | PCD: 90mm | Type: Single Nut, Flanged, Unfinished Shaft End (BNF) |
