Allpa Aluminium Flat Ring-Shaped Shaft Anodes – Shaft Ø20–50 mm
The Allpa aluminium flat ring-shaped shaft anodes are sacrificial anodes designed for installation around marine propeller shafts.
The series features a split ring configuration with a low-profile form and is available for metric shaft diameters from Ø20 to Ø50 mm. The correct model is selected according to the propeller shaft diameter.
Available Models
| Allpa Code | Shaft Diameter | Material | Shape |
|---|---|---|---|
| 9077319 | 20 mm | Aluminium | Flat Ring-Shaped |
| 9077325 | 25 mm | Aluminium | Flat Ring-Shaped |
| 9077330 | 30 mm | Aluminium | Flat Ring-Shaped |
| 9077335 | 35 mm | Aluminium | Flat Ring-Shaped |
| 9077340 | 40 mm | Aluminium | Flat Ring-Shaped |
| 9077345 | 45 mm | Aluminium | Flat Ring-Shaped |
| 9077350 | 50 mm | Aluminium | Flat Ring-Shaped |
Key Features
- Brand: Allpa
- Type: Propeller shaft sacrificial anode
- Material: Aluminium
- Shape: Flat ring-shaped
- Configuration: Split shaft anode
- Shaft Diameter Range: Ø20–50 mm
- Available Shaft Sizes: 20, 25, 30, 35, 40, 45 and 50 mm
Select the required version according to the propeller shaft diameter.








