3.5" NPT Female x 4.5" NPT Male Adapter Aluminum FM15F15S 5" NPT Pipe To 1"

5" NPT Pipe To 1" NST (NH) Fire Hose Hex

Another common use for this adapter is using it on a 2

The spanner fits 3/4" up to 6" pin and rocker lugs alike

Tested to 250PSI

3.5" NPT Female x 4.5" NPT Male Adapter Aluminum FM15F15S 5" NPT Pipe To 1"Specifications Female Side 1 3. 5 NPT Female (National Pipe Tapered) Male Side 2 4. 5 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