![[THK] — MDK0802-3 Ball Screw Nut Unit (Shaft φ8, Lead 2mm)](https://img.prosourcemro.com/2026/05/001-850-1024x833.png)
Ball Screws
THK
[THK] — MDK0802-3 Ball Screw Nut Unit (Shaft φ8, Lead 2mm)
Family ID: THK-MDK0802-3
THK MDK Series Precision Ground Ball Screw Nut Unit. Standardized unfinished shaft end for easy additional machining (turning/milling). Shaft diameter φ8mm, lead 2mm. 3×1 ball circuit. Grease pre-packed nut. Induction-hardened thread surface only — shaft ends remain machinable. Ca=1.4kN, C0a=2.3kN.
4 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| MDK0802-3+140 | THK MDK0802-3, φ8 Lead2, L=140mm | THK | Shaft Diameter: φ8mm | Lead: 2mm | Shaft Total Length L: 140mm | Nut Length L1: 22mm | Ball Circuit: 3×1 | Ca: 1.4kN | C0a: 2.3kN | Nut OD D: 15mm | Flange D1: 28mm | Type: Unfinished Shaft End, Grease Pre-packed | ||
| MDK0802-3+170 | THK MDK0802-3, φ8 Lead2, L=170mm | THK | Shaft Diameter: φ8mm | Lead: 2mm | Shaft Total Length L: 170mm | Nut Length L1: 22mm | Ball Circuit: 3×1 | Ca: 1.4kN | C0a: 2.3kN | Nut OD D: 15mm | Flange D1: 28mm | Type: Unfinished Shaft End, Grease Pre-packed | ||
| MDK0802-3+200 | THK MDK0802-3, φ8 Lead2, L=200mm | THK | Shaft Diameter: φ8mm | Lead: 2mm | Shaft Total Length L: 200mm | Nut Length L1: 22mm | Ball Circuit: 3×1 | Ca: 1.4kN | C0a: 2.3kN | Nut OD D: 15mm | Flange D1: 28mm | Type: Unfinished Shaft End, Grease Pre-packed | ||
| MDK0802-3+250 | THK MDK0802-3, φ8 Lead2, L=250mm | THK | Shaft Diameter: φ8mm | Lead: 2mm | Shaft Total Length L: 250mm | Nut Length L1: 22mm | Ball Circuit: 3×1 | Ca: 1.4kN | C0a: 2.3kN | Nut OD D: 15mm | Flange D1: 28mm | Type: Unfinished Shaft End, Grease Pre-packed |
