Marine plumbing fittings are essential components for maintaining reliable water flow and connections on boats. These fittings, including pipe to hose adapters, hose barbs, and thru-hull fittings, ensure secure and leak-resistant plumbing systems for onboard freshwater, fuel, and drainage applications. Marine plumbing fittings also include various pipe fitting and drain components that contribute to a well-functioning onboard system. High quality hardware, such as threaded connectors and barbed fittings, ensures secure and efficient water flow for drainage and supply lines. Regular replacement of worn or corroded fittings is essential to maintain the integrity of the plumbing system, preventing leaks and ensuring long-term reliability in marine environments.
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1-2 weeks delivery time The Pipe Nipple 4" M-M - 100mm is a steel pipe fitting with galvanised surface treatment, featuring two male external threads and supporting a working pressure of 16 bar. It measures 100 mm in length.
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$ 13.62
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1-2 weeks delivery time The Pipe Nipple 4" M-M - 150mm is a steel connector with galvanised treatment, having two male external threads and a working pressure rating of 16 bar. It is 150 mm long.
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$ 18.30
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1-2 weeks delivery time The Pipe Nipple 4" M-M - 200mm is a steel fitting with galvanised surface treatment, designed as a connector between pipes and fittings. It features two male external threads, supports a working pressure of 16 bar, and measures 200 mm.
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$ 22.91
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1-2 weeks delivery time The Flange DN 40 Internal Thread 1.1/2" is a galvanised Profec threaded flange combining a DIN flange with a female thread connection. It complies with DIN 2566 PN16, has four bolt holes, an outside diameter of 150 mm, and a thickness of 16 mm.
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$ 25.70
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1-2 weeks delivery time The Flange DN 50 Internal Thread 2" is a galvanised Profec threaded flange featuring a DIN flange with a female thread connection. It meets DIN 2566 PN16 standards, has four bolt holes, an outside diameter of 165 mm, and a thickness of 18 mm.
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$ 27.59
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1-2 weeks delivery time The Flange DN 65 Internal Thread 2.1/2" is a galvanised Profec threaded flange combining a DIN flange with a female thread connection. It complies with DIN 2566 PN16, has four bolt holes, an outside diameter of 185 mm, and a thickness of 18 mm.
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$ 33.94
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1-2 weeks delivery time The Flange DN 80 Internal Thread 3" is a galvanised Profec threaded flange featuring a DIN flange with a female thread connection. It meets DIN 2566 PN16 standards, has eight bolt holes, an outside diameter of 200 mm, and a thickness of 20 mm.
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$ 46.94
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1-2 weeks delivery time The Flange DN 100 Internal Thread 4" is a galvanised Profec threaded flange combining a DIN flange with a female thread connection. It complies with DIN 2566 PN16, has eight bolt holes, an outside diameter of 220 mm, and a thickness of 20 mm.
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$ 51.49
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1-2 weeks delivery time The Welding Flange DN 40, Inside Diameter 48.3 mm, 1.1/2" is a standard butt weld flange according to DIN 2576. It features a DIN flange with a butt weld connection, complies with DIN 2576 PN16, has four bolt holes, and an outside diameter of 150 mm.
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$ 22.29
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1-2 weeks delivery time The Welding Flange DN 50, Inside Diameter 60.3 mm, 2" is a standard butt weld flange with a DIN flange and butt weld connection, complying with DIN 2576 PN16. It has four bolt holes and an outside diameter of 165 mm.
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$ 21.17
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1-2 weeks delivery time The Welding Flange DN 65, Inside Diameter 76.1 mm, 2.1/2" is a standard butt weld flange according to DIN 2576, featuring a DIN flange with a butt weld connection. It complies with DIN 2576 PN16, has four bolt holes, and an outside diameter of 185 mm.
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$ 25.64
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1-2 weeks delivery time The Welding Flange DN 80, Inside Diameter 88.9 mm, 3" is a standard butt weld flange with a DIN flange and butt weld connection, meeting DIN 2576 PN16 standards. It has eight bolt holes and an outside diameter of 200 mm.
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$ 32.62
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1-2 weeks delivery time The Welding Flange DN 100, Inside Diameter 114.3 mm, 4" is a standard butt weld flange made of steel, featuring a DIN flange with a butt weld connection and complying with DIN 2576 PN16. It has eight bolt holes, an outside diameter of 220 mm, and a pitch circle diameter of 180 mm.
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$ 34.71
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1-2 weeks delivery time The Welded Bend 1/2", 90° is a black steel 90-degree elbow fitting with a butt weld joint, made according to DIN 2605. It has an outside diameter of 21.3 mm, a wall thickness of 2.0 mm, and is available in various sizes.
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$ 2.73
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1-2 weeks delivery time The Welded Bend 3/4", 90° is a black steel 90-degree elbow fitting with a butt weld joint, compliant with DIN 2605. It features an outside diameter of 26.9 mm, a wall thickness of 2.3 mm, and comes in multiple sizes.
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$ 2.86
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1-2 weeks delivery time The Welded Bend 1", 90° is a black steel elbow fitting designed for 90-degree pipe turns with a butt weld joint, made to DIN 2605 standards. It has an outside diameter of 33.7 mm and a wall thickness of 2.6 mm.
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$ 3.50
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1-2 weeks delivery time The Welded Bend 1.1/4", 90° is a black steel 90-degree elbow fitting with a butt weld joint, compliant with DIN 2605. It has an outside diameter of 42.4 mm, a wall thickness of 2.6 mm, and is available in various sizes.
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$ 4.40
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1-2 weeks delivery time The Welded Bend 1.1/2", 90° is a black steel elbow fitting designed for 90-degree pipe bends with a butt weld joint, made according to DIN 2605. It features an outside diameter of 48.3 mm and a wall thickness of 2.6 mm.
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$ 5.52
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1-2 weeks delivery time The Welded Bend 2", 90° is a black steel 90-degree elbow fitting with a butt weld joint, compliant with DIN 2605. It has an outside diameter of 60.3 mm, a wall thickness of 2.9 mm, and is available in various sizes.
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$ 7.89
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1-2 weeks delivery time The Welded Bend 2.1/2", 90° is a black steel elbow fitting designed for 90-degree pipe turns with a butt weld joint, made to DIN 2605 standards. It features an outside diameter of 76.1 mm and a wall thickness of 2.9 mm.
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$ 12.64
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What are the key differences between marine plumbing fittings and standard household plumbing fittings?
Marine plumbing fittings differ from standard household plumbing fittings in their materials and design, as they must withstand constant exposure to water, salt, and pressure variations. Fittings for boats, such as bronze pipe to hose adapters, 316 stainless steel connectors, and nylon hose fittings, are corrosion-resistant and designed for durability in harsh marine environments. Additionally, components like seacocks, hose clamps, and pipe plugs ensure secure and leak-free connections, preventing failures that could lead to water intrusion or system malfunctions.
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How does a pipe to hose adapter help connect different plumbing components on a boat?
A pipe to hose adapter allows seamless connection between rigid plumbing components and flexible marine hoses, ensuring compatibility across different boat plumbing fittings. Commonly made from stainless steel, brass, nylon, or Marelon, these adapters provide a secure and watertight transition for water intake, drainage, and fuel lines. Available in various sizes and thread types, they help maintain reliable plumbing connections on decks, hulls, and tanks while resisting corrosion in harsh marine environments.
How does a 90 degree elbow fitting help in routing boat plumbing lines?
A 90 degree elbow fitting is essential in boat plumbing as it allows for efficient redirection of water flow in tight spaces, preventing kinks in hoses and reducing strain on connections. Made from durable materials like plastic or NPT brass, it ensures a secure and leak free transition between pipes and hoses. With options like barbed or swivel designs, these fittings simplify installation and maintenance, making them a vital accessory for any marine plumbing system.