4" NH (NST) Female x 2.5" NH (NST) Male Adapter Aluminum HA25S15T 60-200 GPM - 100 PSI

60-200 GPM - 100 PSI - Used

Using 2-1/2" Red Double Layered Fire Hose Without Fittings

5" NST (NH) Male Threads

Straight Stream

Problem solved

4" NH (NST) Female x 2.5" NH (NST) Male Adapter Aluminum HA25S15T 60-200 GPM - 100 PSISpecifications Female Side 1 4 NH (NST) Female (National Hose National Standard Thread) Male Side 2 2. 5 NH (NST) Male (National Hose National Standard Thread) Working Pressure 300PSI Max Test Pressure 1000PSI Max Material T 6061 Aluminum (Aircraft Grade) Finishing Anodized (99. 9% Lead Free) NFPA Standards 1963, 4. 12, 5. 1 5. 6. 4 (Corrosion Resistance) Military Standards MIL A 8625 Type III, Class 1 Industrial Standards International ASTM B221 UL