![[THK] — MDK0801-3 Ball Screw Nut Unit (Shaft φ8, Lead 1mm)](https://img.prosourcemro.com/2026/05/001-850-1024x833.png)
Ball Screws
THK
[THK] — MDK0801-3 Ball Screw Nut Unit (Shaft φ8, Lead 1mm)
Family ID: THK-MDK0801-3
THK MDK Series Precision Ground Ball Screw Nut Unit. Standardized unfinished shaft end for easy additional machining (turning/milling). Shaft diameter φ8mm, lead 1mm. 3×1 ball circuit. Grease pre-packed nut. Induction-hardened thread surface only — shaft ends remain machinable. Ca=0.64kN, C0a=1.4kN. Note: Labyrinth seal not provided.
4 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| MDK0801-3+130 | THK MDK0801-3, φ8 Lead1, L=130mm | THK | Shaft Diameter: φ8mm | Lead: 1mm | Shaft Total Length L: 130mm | Nut Length L1: 15mm | Ball Circuit: 3×1 | Ca: 0.64kN | C0a: 1.4kN | Nut OD D: 13mm | Flange D1: 26mm | Type: Unfinished Shaft End, Grease Pre-packed | ||
| MDK0801-3+160 | THK MDK0801-3, φ8 Lead1, L=160mm | THK | Shaft Diameter: φ8mm | Lead: 1mm | Shaft Total Length L: 160mm | Nut Length L1: 15mm | Ball Circuit: 3×1 | Ca: 0.64kN | C0a: 1.4kN | Nut OD D: 13mm | Flange D1: 26mm | Type: Unfinished Shaft End, Grease Pre-packed | ||
| MDK0801-3+190 | THK MDK0801-3, φ8 Lead1, L=190mm | THK | Shaft Diameter: φ8mm | Lead: 1mm | Shaft Total Length L: 190mm | Nut Length L1: 15mm | Ball Circuit: 3×1 | Ca: 0.64kN | C0a: 1.4kN | Nut OD D: 13mm | Flange D1: 26mm | Type: Unfinished Shaft End, Grease Pre-packed | ||
| MDK0801-3+240 | THK MDK0801-3, φ8 Lead1, L=240mm | THK | Shaft Diameter: φ8mm | Lead: 1mm | Shaft Total Length L: 240mm | Nut Length L1: 15mm | Ball Circuit: 3×1 | Ca: 0.64kN | C0a: 1.4kN | Nut OD D: 13mm | Flange D1: 26mm | Type: Unfinished Shaft End, Grease Pre-packed |
