2.5" NPT Male x 3" NPT Male Adapter Aluminum HA2515F Threaded Size (Inside Diameter): 1-1/2"

Threaded Size (Inside Diameter): 1-1/2" Female NPT (National Pipe Tapered)

-40 degrees F to 180 degrees F

At the end of the parallel hook-up

hard coat anodized aluminum

2.5" NPT Male x 3" NPT Male Adapter Aluminum HA2515F Threaded Size (Inside Diameter): 1-1/2"Specifications Male Side 1 2. 5 NPT Male (National Pipe Tapered) Male Side 2 3 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 Through 8. 2 USDA