4" NH (NST) Female x 3.5" NPT Male Adapter Aluminum DMH2520 5" NH (NST) Hose Threads

5" NH (NST) Hose Threads

25" in diameter

At the end of the connection

Up to 100 GPM

Industrial & Fire 4” NH (NST) Female x 4" NPSH Male Fitting Anodized Aluminum

4" NH (NST) Female x 3.5" NPT Male Adapter Aluminum DMH2520 5" NH (NST) Hose ThreadsSpecifications Female Side 1 4 NH (NST) Female (National Hose National Standard Thread) Male Side 2 3. 5 NPT Male (National Pipe Tapered) 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 8. 1