2.5" NPT Female x 4.5" NPSH Male Adapter Aluminum SM400 Inside Diameter - 1" Inches

Inside Diameter - 1" Inches

4" NPT Female: Can Connect To Any 4" NPT Tapered Male Pipe Threads

Industrial & Fire 3” NH (NST) Female x 6" NPT Male Fitting Anodized Aluminum

Originally these lines were designed to meet the needs of the forestry fire fighters who require lightweight hoses so they can move around faster

The double jacket 2" discharge hoses are designed for people who prefer strong woven polyester materials but don't need a full blown fire hose with certifications

2.5" NPT Female x 4.5" NPSH Male Adapter Aluminum SM400 Inside Diameter - 1" InchesSpecifications Female Side 1 2. 5 NPT Female (National Pipe Tapered) Male Side 2 4. 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 Through 8.