Plastimo Zinc Shaft Anodes – Shaft Ø28–70 mm / 1 1/8″–2 1/2″
The Plastimo zinc shaft anodes are designed for installation around marine propeller shafts. The range includes both metric and imperial shaft sizes, allowing the correct anode to be selected according to shaft diameter and overall anode dimensions.
The available variants cover shaft diameters from 28 to 70 mm, together with imperial sizes from 1 1/8″ to 2 1/2″. Depending on the model, the outside diameter ranges from 56 to 122 mm and the overall height from 56 to 108 mm.
Available Models
| Plastimo Code | OEM P/N | Shaft Diameter ØA | Outside Diameter ØB | Height |
|---|---|---|---|---|
| 38229 | AN006 SP | 28 mm | 56 mm | 56 mm |
| 38240 | AN019 SP | 50 mm | 98 mm | 98 mm |
| 405434 | AN018 | 2″ (50.8 mm) | 81 mm | 83 mm |
| 405436 | AN020 | 2 1/4″ (57.2 mm) | 98 mm | 98 mm |
| 405438 | AN023 | 2 1/2″ (63.5 mm) | 122 mm | 108 mm |
| 420815 | AN007 | 1 1/8″ (28.5 mm) | 56 mm | 56 mm |
| 420870 | AN025 | 70 mm | 122 mm | 108 mm |
Key Features
- Brand: Plastimo
- Material: Zinc
- Type: Shaft sacrificial anode
- Metric Shaft Sizes: Ø28, Ø50 and Ø70 mm
- Imperial Shaft Sizes: 1 1/8″, 2″, 2 1/4″ and 2 1/2″
- Outside Diameter Range: Ø56–122 mm
- Height Range: 56–108 mm
Select the correct version according to the propeller shaft diameter and verify the outside diameter and height for the available installation space.








