5" NPSH Female Swivel x 4" NH (NST) Male Adapter Aluminum antique fire hose nozzle You don't need any special

You don't need any special tools to operate this camlock adapter

3" Camlock Male: Can Connect To 3" Female Camlock

More About Female To Male Adapters

More About Double Female Swivel Industrial Adapters

4" NPT Male: Can Connect To Any Female 4" Female Pipe Threads PVC

5" NPSH Female Swivel x 4" NH (NST) Male Adapter Aluminum antique fire hose nozzle You don't need any specialSpecifications Female Side 1 5 NPSH Female (National Pipe Straight Hose) Male Side 2 4" NH 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 Standards 236 8. 1