Firemans Hose Nozzle Nakajima 1.5″ / 2″ / 2.5″ Brass Fire Hose Coupling Connector Product Description: Used for combining water band with water band ,fire hydrant ,water lance and fire-fighting truck so that they are to supply water or foam misture for putting out fire. Nakajima type coupling is the standard coupling on fire hoses in Portugal, Denmark, Germany, Austria, Switzerland, Sweden, the Netherlands and Greece. It is also widely used in Australia. Datasheet Product Name: Nakajima Hose Coupling Size: 1.5″, 2″ , 2.5″ Material: Copper Working Pressure: 1.6Mpa Max Press: 2.4Mpa Technicas: Casting Material and technics Nakajima connectors are usually made of brass or aluminium. They can be manufactured by casting Product Name Product No. Size Lug Size Material Nakajima Hose Coupling NJHC40 1.5″ 61mm Brass/Bronze Nakajima Hose Coupling NJHC50 2″ 72mm Brass/Bronze Nakajima Hose Coupling NJHC51 2″*1.5″ 61mm Brass/Bronze Nakajima Hose Coupling NJHC60 2.5″ 91mm Brass/Bronze Nakajima Hose Coupling NJHC61 2.5″*1.5″ 61mm Brass/Bronze Nakajima Hose Coupling NJHC62 2.5″*2″ 72mm Brass/Bronze Feature: 1. Type: Nakajima type hose coupling 2. Material: Brass and aluminium alloy 3. Standard: JIS F-7335
