✅ Thru-Hull Fitting – Marine Grade Through-Hull Pipe Fittings

SSM supplies high-quality Thru-Hull Fittings, designed for secure, watertight connections through boat hulls, tanks, and equipment walls in marine, industrial, and fluid transfer applications.

Manufactured from premium 316 stainless steel, brass, bronze, and other corrosion-resistant materials, these through-hull fittings provide outstanding resistance to seawater corrosion, oxidation, and harsh environmental conditions. Their robust construction ensures long-term durability and reliable performance in critical marine piping systems.

Thru-Hull Fittings are engineered to create safe passage points for water intake, discharge, drainage, and fluid circulation systems. With precision machining and reliable sealing structures, they help prevent leakage while maintaining efficient fluid flow in demanding applications.

✅ Key Features

Product Type: Thru-Hull Fitting / Through-Hull Connector / Marine Pipe Fitting
Material: Stainless Steel 316 / Stainless Steel 304 / Brass / Bronze / Special Alloys
Standard: Marine Industry Standards (Custom Standards Available)
Connection Type: Threaded Connection / Hose Barb / Flanged Connection (Optional)
Thread Type: NPT / BSP / BSPT / Metric Thread (Available Options)
Design: Through-Hull Installation with External Flange and Internal Connection
Manufacturing Process: Precision CNC Machined Construction
Surface Finish: Polished, Passivated, or Marine Protective Finish
Sealing Method: O-Ring / Gasket / Marine Sealant Installation
Size Range: Various Sizes Available (Custom Dimensions Supported)

⚙️ Advantages

316 stainless steel construction provides excellent seawater and corrosion resistance

Strong mechanical structure withstands vibration, pressure, and harsh marine environments

Precision-machined threads ensure secure connection and reliable sealing

Watertight design reduces the risk of leakage through hull surfaces

Smooth internal passage improves fluid flow performance

Suitable for long-term outdoor and underwater service applications

✅ Applications

Boats and yacht plumbing systems

Marine seawater intake and discharge systems

Bilge pump and drainage systems

Engine cooling water circulation systems

Fuel and fluid transfer systems

Aquaculture and water treatment equipment

Offshore engineering projects

Industrial tanks and through-wall piping systems

✅ Why Choose SSM

Over 30 years of experience in manufacturing stainless steel fittings and precision components

Professional production with strict quality control and inspection procedures

Complete material traceability with MTC / EN10204 certification

Supply of SS316, SS304, brass, bronze, and customized alloy materials

Customized sizes, connection types, and sealing designs available

Reliable global supply capability and technical support

📩 Request A Quote

SSM can supply Thru-Hull Fittings in different materials, sizes, thread configurations, and installation designs to meet marine, industrial, and fluid handling requirements.

Contact us today for pricing, technical datasheets, material certificates, and worldwide shipping solutions.

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