Fire Hose Coupling Reducing Nakajima Impa 330891 - 2-1/2 Inch X 1-1/2 Inch

Nakajima Fire Hose Coupling – 2½" × 1½" (IMPA 330891)

The IMPA 330891 Nakajima Reducing Fire Hose Coupling is a heavy-duty brass reducing coupling designed to connect a 2½-inch (65 mm) Nakajima fire hose coupling to a 1½-inch (38 mm) hose end. Manufactured from high-quality corrosion-resistant brass, it provides a secure, leak-proof connection while maintaining efficient water flow in marine and industrial firefighting systems. Its robust Nakajima bayonet locking mechanism ensures quick installation, reliable performance, and long service life, even in harsh marine environments.

Ideal for ships, offshore platforms, ports, shipyards, refineries, and industrial fire protection systems, this coupling enables rapid connection between hoses of different sizes without compromising safety or performance.

Key Features

• IMPA Code: 330891
• Product Type: Nakajima Reducing Fire Hose Coupling
• Connection Size: 2½" (65 mm) Nakajima Coupling × 1½" (38 mm) Hose End
• Material: Marine-grade Brass (Gun Metal)
• Connection Type: Nakajima Bayonet Locking System
• Heavy-duty corrosion-resistant construction
• Secure, leak-proof and quick-connect design
• Excellent strength and durability for marine service
• Suitable for seawater and freshwater firefighting systems
• Easy installation and low maintenance
• Supplied as one complete piece

Applications

• Shipboard firefighting systems
• Offshore platforms
• Ports and shipyards
• Fire hydrant systems
• Industrial firefighting networks
• Oil & gas facilities
• Marine and industrial water delivery systems