4" NH (NST) Female LH x 4.5" NH (NST) Female LH Swivel Adapter Aluminum 3-1/2" Inch NPSH 4A:80B:C 20 x 8 x

4A:80B:C 20 x 8 x 5"

Common fire standpipe valves range from 1

Type Use Service Pressure Test Pressure Burst Pressure  Single Jacket   Medium Industrial  125-150 psi 250 psi 375 psi

5” NYFD Male (National Pipe Straight Hose)

4" NH (NST) Female LH x 4.5" NH (NST) Female LH Swivel Adapter Aluminum 3-1/2" Inch NPSH 4A:80B:C 20 x 8 xSpecifications Female Side 1 4 NH (NST) Female Swivel (National Hose National Standard Thread) Female Side 2 4. 5 NH (NST) Female Swivel (National Hose National Standard Thread) 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