Marine pneumatic hose couplers are specialized connectors designed for high-pressure air systems in marine environments. They ensure secure, leak-proof connections for pneumatic tools and equipment onboard ships. These couplers are built to withstand harsh conditions, including corrosion and extreme temperatures.

Size: 1/4" to 2" (common sizes)

Grade: Typically rated for 150-300 PSI (marine-grade standards)

Viscosity: Compatible with air and inert gases (no specific viscosity requirement)

Buoyancy: Generally neutral or slightly positive (depends on material)

Material: Nitrile rubber (NBR), polyurethane, or stainless steel (corrosion-resistant)

Temperature Range: -40°F to +250°F (-40°C to +121°C)

Thread Type: NPT, BSPP, or BSPT (marine-standard)

Safety Features: Quick-disconnect, anti-leak seals, and pressure relief valves

Certifications: ISO 4414, DNV-GL, or ABS compliant for marine use

Connection Type: Push-to-connect or threaded (depending on application)