Single End Shut Off Coupler – Metal Thread Type for Marine Hose Systems

This single end shut off coupler is engineered for demanding marine applications where quick, secure hose connections are essential. Made from high-grade metal with precision-cut threads, it provides a reliable, leak-proof seal for fuel, coolant, or air systems. The automatic shut-off feature prevents fluid loss and contamination when uncoupled, making it a critical component for efficient shipboard operations.

Compliant with IMPA 35 classification for hoses and couplings, this metal thread type coupler is built to withstand harsh saltwater environments. Its rugged construction ensures long service life even under high pressure and extreme temperatures, delivering safety and performance for your vessel.

Key Features

Technical Specifications

SpecificationDetails
Product TypeSingle End Shut Off Coupler
Connection TypeThreaded (Male/Female Options)
MaterialSolid Metal (Brass or Stainless Steel)
Size Range1/4" to 2" (available in multiple sizes)
Pressure RatingUp to 500 psi (34.5 bar)
Temperature Range-20°C to 150°C (-4°F to 302°F)
ApplicationFuel, water, air, and hydraulic systems
StandardsIMPA 35 – Hose & Couplings

Frequently Asked Questions

What is a single end shut off coupler?

A single end shut off coupler automatically seals the coupling end when disconnected, preventing fluid or air from escaping. The 'single end' means only the coupler body shuts off, while the adapter remains open.

What materials are these couplers available in?

Our metal thread type couplers come in high-grade brass or stainless steel options to suit different environmental and fluid compatibility requirements.

How do I install this coupler?

Simply thread the coupler onto a compatible hose fitting. Use appropriate thread sealant or PTFE tape to ensure a leak-free connection. No special tools are required.

Is this coupler suitable for fuel and gasoline?

Yes, when ordered in the correct material (brass or stainless steel) it is compatible with diesel, gasoline, oil, and other petroleum-based fluids.

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