3.5" NH (NST) Female x 3.5" NPT Male Adapter Aluminum FM25F25T 4" NPSH Female Swivel x

4" NPSH Female Swivel x 4" NPT Male Pin Lug Adapter

If you're in need of a different size at the same material then ask us

Our aluminum 4" NPT threaded adapter to 4" Quick Camlock adapter allows you to convert your threaded pipe outlets to quick connect camlocks

The head rating on surface pumps are also very low and slightly lower than the bilge pumps

Change Threads From Female NST (NH) Fire Hose To NPT Male Pipe

3.5" NH (NST) Female x 3.5" NPT Male Adapter Aluminum FM25F25T 4" NPSH Female Swivel xSpecifications Female Side 1 3. 5 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