![[THK] — EF Support Unit (Support Side, Square Type, for Ball Screw)](https://prosourcemro.com/wp-content/uploads/2026/05/001-894-1024x819.png)
Ball Screws
THK
[THK] — EF Support Unit (Support Side, Square Type, for Ball Screw)
Family ID: THK-EF
THK EF-type Ball Screw Support Unit (support side, square housing). Deep groove ball bearing with snap ring for simple support-side mounting. Compact and simple installation. Shaft diameter range φ6~20mm.
6 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| EF6 | THK EF6, Support Side Unit, φ6mm | THK | Shaft Diameter: φ6mm | Housing Length L: 12mm | Width B: 42mm | Height H: 25mm | b: 21mm | h1: 13mm | B1: 18mm | Bearing: 606ZZ | Snap Ring: C6 | Mass: 0.07kg | Type: Support Side, Square Housing (EF) | ||
| EF8 | THK EF8, Support Side Unit, φ6mm | THK | Shaft Diameter: φ6mm | Housing Length L: 14mm | Width B: 52mm | Height H: 32mm | b: 26mm | h1: 17mm | B1: 25mm | Bearing: 606ZZ | Snap Ring: C6 | Mass: 0.13kg | Type: Support Side, Square Housing (EF) | ||
| EF10 | THK EF10, Support Side Unit, φ8mm | THK | Shaft Diameter: φ8mm | Housing Length L: 20mm | Width B: 70mm | Height H: 43mm | b: 35mm | h1: 25mm | B1: 36mm | Bearing: 608ZZ | Snap Ring: C8 | Mass: 0.33kg | Type: Support Side, Square Housing (EF) | ||
| EF12 | THK EF12, Support Side Unit, φ10mm | THK | Shaft Diameter: φ10mm | Housing Length L: 20mm | Width B: 70mm | Height H: 43mm | b: 35mm | h1: 25mm | B1: 36mm | Bearing: 6000ZZ | Snap Ring: C10 | Mass: 0.32kg | Type: Support Side, Square Housing (EF) | ||
| EF15 | THK EF15, Support Side Unit, φ15mm | THK | Shaft Diameter: φ15mm | Housing Length L: 20mm | Width B: 80mm | Height H: 49mm | b: 40mm | h1: 30mm | B1: 41mm | Bearing: 6002ZZ | Snap Ring: C15 | Mass: 0.38kg | Type: Support Side, Square Housing (EF) | ||
| EF20 | THK EF20, Support Side Unit, φ20mm | THK | Shaft Diameter: φ20mm | Housing Length L: 26mm | Width B: 95mm | Height H: 58mm | b: 47.5mm | h1: 30mm | B1: 56mm | Bearing: 6204ZZ | Snap Ring: C20 | Mass: 0.63kg | Type: Support Side, Square Housing (EF) |
