A heavy-duty zinc shaft anode with insert, suitable for a 31.7mm diameter shaft. The zinc shaft anode is easy to install underwater; and when installed, an internal steel clamp insert holds the anode completely tight to the shaft.
Suitable for use in salt water, the zinc anode is manufactured to US MIL Spec by Tecnoseal in Italy, one of the world's leading suppliers of sacrificial anodes for cathodic protection in the leisure boat market - ensuring high performance.
Every shaft anode sold by Anode Outlet is genuine and manufactured to the highest quality anode specification. Item(s) shown in image may not come in manufacturers' branded packaging due to production processes.
Tecnoseal Heavy Duty Zinc Shaft Anode Size Guide:
- Please refer to the diagram in the product photos for measurements.
- If you wish to navigate to a different anode in the list, simply click on the part number.
| Part Number | Ø1 (mm) | h (mm) | Ø (mm) | Weight (kg) |
| 00500UK | 19 | 65 | 56 | 0.75 |
| 00501UK | 22 | 65 | 56 | 0.71 |
| 00502UK | 25 | 65 | 56 | 0.69 |
| 00503UK | 25.4 | 65 | 56 | 0.67 |
| 00505UK | 28.60 | 65 | 56 | 0.60 |
| 00506UK | 30 | 65 | 56 | 0.56 |
| 00507UK | 31.80 | 65 | 70 | 1.28 |
| 00509UK | 35 | 78 | 70 | 1.25 |
| 00510UK | 38 | 78 | 70 | 1.12 |
| 00511UK | 40 | 78 | 70 | 1.03 |
| 00511MUK | 44.45 | 78 | 70 | 0.95 |
| 00512UK | 45 | 100 | 85 | 2.44 |
| 00513UK | 50 | 100 | 85 | 2.38 |
Useful Links:
Category: Explore our full range of shaft anodes.
Blog: How to fit shaft anodes.
Blog: How often should a sacrificial anode be replaced on a boat?
Blog: Aluminium versus zinc anodes.
