1" NH (NST) Male x 2.5" NH (NST) Male Adapter Aluminum DMH3025F 1000' Feet in length

1000' Feet in length

Connect female inlet coupling to hose valve

We can't know exactly what it was used for

fire hydrants

Dual Rubber

1" NH (NST) Male x 2.5" NH (NST) Male Adapter Aluminum DMH3025F 1000' Feet in lengthSpecifications Male Side 1 1 NH (NST) Male (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 Labs