6" NH (NST) Female x 3" NPSH Male Adapter Aluminum HA25NYC75T we used a DC pump

we used a DC pump rated at 12 volts

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

8" Aluminum Female Camlock To Female Pipe Adapter

Threads - 1

5" NYFD Female x 2

6" NH (NST) Female x 3" NPSH Male Adapter Aluminum HA25NYC75T we used a DC pumpSpecifications Female Side 1 6 NH (NST) Female (National Hose National Standard Thread) Male Side 2 3 NPSH Male (National Pipe Straight Hose) 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 Standards 236