Deliver maximum flow—instantly. The Hy-Conn HP45NH6ST is engineered to connect 4.5” NH-threaded hydrants or pump discharges to 6” Storz LDH lines without tools, threading, or delay. Built for high-volume water movement and rapid deployment, it’s a go-to solution for departments moving serious water fast.

Precision-machined from 6061-T6 aluminum and coated for durability, this adapter is built to thrive under heavy fireground use and pressure.

Key Features

• Tool-Free Storz Adapter – Push-to-connect interface for rapid deployment
• Converts 4.5" NH to 6" Storz – Ideal for high-capacity supply line setups
• Heavy-Duty Construction – 6061-T6 aluminum with hard anodized + Chemfilm finish
• Fireground Proven – Rated for up to 250 PSI operation
• High-Flow Stability – 16 lbs 14 oz of rugged, fire-service-grade performance

Specs