4" NH (NST) Female Swivel x 4" NPSH Male Adapter Aluminum SM25F20T Hose Shank Inside Diameter: 2-1/2"

Hose Shank Inside Diameter: 2-1/2"

Extreme temperature water transfer

At the top of the page you need to select which style of fittings you need

Hooks directly into fire hydrant

Male Side 2 – 3

4" NH (NST) Female Swivel x 4" NPSH Male Adapter Aluminum SM25F20T Hose Shank Inside Diameter: 2-1/2"Specifications Female Side 1 4 NH (NST) Female (National Hose National Standard Thread) Male Side 2 4" NPSH Male (National Pipe Straight Hose) 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