4.5" NH (NST) Female x 3" NPSH Male Adapter Aluminum DMH7515 It's one of the most

It's one of the most popular and common way to change threads

Using 2" Yellow Double Layered Fire Hose Without Fittings

ABS Material

But there could be tears and small holes here and there

4.5" NH (NST) Female x 3" NPSH Male Adapter Aluminum DMH7515 It's one of the mostSpecifications Female Side 1 4. 5 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