Brass 2 1/2" Female NH to 1 1/2" Male NH (Pin Lug) Threads_NPT x GHT Equivalent part number - FM15F25F

Equivalent part number - FM15F25F

You should end with the nozzle end on top and a female coupling on the bottom

Male red dry hydrant adapter with aluminum NH / NST cap

USDA Forestry Service fire hose reducer feature aluminum coupling with a 600 PSI test pressure

This is the most common replacement plug size in the US

Brass 2 1/2" Female NH to 1 1/2" Male NH (Pin Lug) Threads_NPT x GHT Equivalent part number - FM15F25FFemale to male adapters are used to bridge male to female hoses, pipes or valve fittings. Brass is commonly chosen for corrosion resistance, and is popular with chemical or salt water applications. Equivalent part number HA2515F WARNING: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Do not use in connection with drinking water. Wash hands after handling. Brass Female to Male Adapter