4.5" NH (NST) Female x 4" NPT Male Adapter Aluminum HA25NYFD15NYFD A double dip process for

A double dip process for twice the abrasion resistance is available upon request

5” NH (NST) Female x 5" NH (NST) Male Fitting Anodized Aluminum

You already have your own 4" Inch couplings and you can connect them yourself

Choose 4" NH / NST

couplings for single wall hoses are available with expansion ring-threaded aluminum or brass

4.5" NH (NST) Female x 4" NPT Male Adapter Aluminum HA25NYFD15NYFD A double dip process forSpecifications Female Side 1 4. 5 NH (NST) Female (National Hose National Standard Thread) Male Side 2 4 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