4.5" NH (NST) Female x 4.5" NPT Male Adapter Aluminum FM25F25NYC Alternatively if a short length

Alternatively if a short length of pipe with two female (NH) (in North American terms

Fog nozzle flows up to 160 GPM @ 100 PSI

Material - Rubber Nitrile Interior & Exterior (Inside Layer Polyester)

000 feet of this hose is nothing to take lightly

Couplings - Uncoupled (No Fittings) - Compatible With 1-1/2" Inch Fittings

4.5" NH (NST) Female x 4.5" NPT Male Adapter Aluminum FM25F25NYC Alternatively if a short lengthSpecifications Female Side 1 4. 5 NH (NST) Female (National Hose National Standard Thread) 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