4.5" NPSH Female x 4.5" NPT Male Adapter Aluminum HA15S10 Pipe adapters are used to

Pipe adapters are used to allow items with different threads to be connected together

Change Threads From 6" NPT Pipe To 6" NPSH Pipe Hex

For 3/4" to 3" pin lug and rocker lug couplings

We only ship extinguishers that can be put back into service(no out of date extinguishers or extinguishers with deficiencies)

1" NPT Female X 1" NST (NH) Male

4.5" NPSH Female x 4.5" NPT Male Adapter Aluminum HA15S10 Pipe adapters are used toSpecifications Female Side 1 4. 5 NPSH Female (National Pipe Straight Hose) Male Side 2 4. 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 Through 8.