Camp Zinc C4 1-1/8" Zinc Donut Collar for Shaft Protection

Camp Zinc

<h3>About Camp Zinc (Camp Company)</h3><p><a href="/7286-camp-zinc">Camp Zinc</a>, operating under the banner of Camp Company, is <strong>one of the leading American manufacturers of marine sacrificial anodes</strong>. Based in St. Petersburg, Florida, the company has built a well-earned reputation among recreational boaters, commercial mariners, and military vessel operators alike. Their zinc and aluminum anodes are proudly manufactured in the United States, held to some of the most rigorous quality standards in the industry.</p><h3>The Science Behind Sacrificial Anodes</h3><p>Every boat with underwater metal components is vulnerable to galvanic corrosion — a natural electrochemical process that can silently eat away at propeller shafts, rudders, hull fittings, and engine drives. The solution is cathodic protection: attaching a sacrificial anode made from a more reactive metal (zinc or aluminum) that corrodes in place of the more valuable components it protects. Camp Zinc has specialized in this science, producing anodes engineered to sacrifice themselves so your boat's critical hardware doesn't have to.</p><p>Camp's <a href="/7286-camp-zinc-anodeszincs-200103">zinc and aluminum anodes</a> conform to U.S. Military Specifications (MIL-SPEC), ensuring the alloy composition is precise enough to provide reliable, consistent protection — not all anodes on the market can make that claim. Their product range spans virtually every application on a vessel, from hull plates and shaft collars to trim tabs, rudders, saildrive units, and engine cooling systems.</p><h3>A Comprehensive Product Lineup</h3><p>What sets Camp Zinc apart is the sheer breadth of their catalog. Whether you're protecting a small outboard on a weekend fishing boat or maintaining a large commercial or military vessel, there's a Camp anode engineered for the job. The company produces anodes compatible with major marine engine and drive manufacturers, including Mercury, Yamaha, Volvo Penta, Suzuki, OMC, and many others.</p><p>For boaters who prefer a one-stop solution, Camp offers convenient <a href="/7286-camp-zinc-anode-kits-200102">anode kits</a> that bundle all the necessary anodes for specific engine or drive systems — taking the guesswork out of corrosion protection. Their coverage also extends to modern propulsion systems: Camp produces dedicated anodes for <a href="/201066-thrusters-camp-zinc-7286">bow thrusters</a> from popular brands like Vetus, Side Power, and QL, which are often overlooked but just as susceptible to galvanic attack as any other underwater component.</p><p>Even <a href="/7286-camp-zinc-propeller-parts-accessories-200817">propeller hardware and accessories</a> benefit from Camp's expertise, with propeller-specific zinc anodes and anode-equipped propeller nuts designed to shield prop shafts and blade carriers from corrosion while maintaining smooth performance.</p><h3>Why Boaters Trust Camp Zinc</h3><p>Camp Company's commitment to American manufacturing and MIL-SPEC compliance gives boaters confidence that every anode they install will perform as intended. Regular replacement of worn anodes — typically when about half the material has corroded away — is one of the most cost-effective forms of preventive marine maintenance, and Camp makes it easy with a comprehensive, well-organized product line to fit nearly any vessel configuration.</p>