Aluminum 1 1/2" Female NPSH to 1 1/2" Male NH Male Size_1 Inch Brass rack nipple (1 1/2"

Brass rack nipple (1 1/2" NPT Male x 1 1/2" NH / NST Male)

The most common size and threads for US fire hydrants is 2 1/2 inch NH / NST

The pump pressure was approximately 60 PSI

Buna-N gaskets to resist most hydrocarbons

Aluminum 1 1/2" Female NPSH to 1 1/2" Male NH Male Size_1 Inch Brass rack nipple (1 1/2"USDA Forestry Service fire hose reducer feature aluminum coupling with a 600 PSI test pressure. Meet Forest Service Spec 5100 107. Female 1 1 2 NPSH, 11 1 2 threads per inch and male 1 1 2 inch NH, 9 threads per inch. Meets National Fire Equipment System (NFES #0007). Water Handling Accessories flow rates are 100 PSI flowing pressure. Fire hose reducer female adapters comes with a gasket. National Stock Number (NSN 4210 01 079 9283) This Wildland Fire