6" NPSH Female Swivel x 4" NPT Female Rigid Adapter Aluminum FM25F25NYC Then they cover the entire

Then they cover the entire layer with reinforced Nitrile rubber

B456 10 lbs

This fire hose is built & tested per NFPA standards and UL listed to 200 PSI

Using 4" Yellow Rubber Nitrile Fire Hose Without Fittings (250 PSI Service Pressure)

Everything is plug and play

6" NPSH Female Swivel x 4" NPT Female Rigid Adapter Aluminum FM25F25NYC Then they cover the entireSpecifications Female Side 1 6 NPSH Female (National Pipe Straight Hose) Female Side 2 4" NPT Female (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. 2