4.5" NPSH Female Swivel x 2.5" NPSH Male Adapter Aluminum FM4040F Inside Diameter - 2-1/2" Inches

Inside Diameter - 2-1/2" Inches

This is one of the toughest hoses you can find

The NST (NH) Female side of the adapter will hook into NST (NH)

Please send us an email if you would like a specific one from the images

Fire & Industrial 5” NPSH x 6” NPT Double Male Fitting Anodized Aluminum

4.5" NPSH Female Swivel x 2.5" NPSH Male Adapter Aluminum FM4040F Inside Diameter - 2-1/2" InchesSpecifications Female Side 1 4. 5 NPSH Female (National Pipe Straight Hose) Male Side 2 2. 5" 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 8. 1