Brass 1 1/2" NH to 1 1/2" NPT Double Male (Hex) Pick One Side_6 inch If your FDC or female

If your FDC or female swivel connection is approx

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

P65Warnings

Recommended for pumps 1500 to 2000 GPM

Red 6 inch male aluminum dry hydrant plug and chain with NH/NST threads

Brass 1 1/2" NH to 1 1/2" NPT Double Male (Hex) Pick One Side_6 inch If your FDC or femaleMale 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. Compatible part number DMH1515F 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 Male to Male Adapter