Marine pneumatic hose connectors are specialized fittings designed to securely join hoses in pneumatic systems aboard ships. These connectors ensure leak-proof air transmission for various marine applications. They are built to withstand harsh marine environments, including saltwater corrosion and high pressure.

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

Grade: ISO 4414, ISO 4413, DIN EN 983, DIN EN 984

Viscosity: N/A (pneumatic systems use compressed air, not fluids)

Buoyancy: Neutral to slightly positive (depends on material)

Material: Nitrile rubber (NBR), Polyurethane (PU), Thermoplastic (TPE), Stainless Steel (SS), Brass

Pressure Rating: 150 PSI to 300 PSI (standard), up to 500 PSI (high-pressure variants)

Temperature Range: -40°F to 200°F (-40°C to 93°C)

Connection Type: Push-to-connect, Threaded (NPT, BSPP, BSPT), Quick-disconnect

Certifications: DNV, ABS, Lloyds Register, Bureau Veritas (marine-grade compliance)

Corrosion Resistance: High (marine-grade coatings, stainless steel, or brass construction)

Flexibility: High (reinforced rubber or thermoplastic hoses)

End Fittings: Crimped, Reusable, or Molded

Standards: SAE J517, EN 853, EN 854 (hose specifications)