2.5" NH (NST) Female x 4" NPT Male Adapter Aluminum HA2515F NPSH - National Pipe For

NPSH - National Pipe For Straight Hose (Straight Pipe)

2" NPSH Female Pipe x 2" NPT Male Pipe Hex Adapter

Fire & Industrial 3” NPT x 4” NH (NST) Double Male Fitting Anodized Aluminum

5" NST (NH) Hose Threads

Return this adapter FOR any reason within 30 days of purchase and you'll receive a full refund NO QUESTIONS ASKED

2.5" NH (NST) Female x 4" NPT Male Adapter Aluminum HA2515F NPSH - National Pipe ForSpecifications Female Side 1 2. 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