Brass Rocker Lug 1" NH Cap Swivel / Rigid_Rigid Female The most common fire hydrant

The most common fire hydrant outlet in the USA is 2 1/2 inches with NH / NST threads

aka Garden Hose Thread

Common quarter turn sexless head design (1 1/2 inch QT fitting will mate with 1 inch QT or 3/4 inch QT)

Approx hole size 1" x 1/2"

Equivalent part number - HA4025F

Brass Rocker Lug 1" NH Cap Swivel / Rigid_Rigid Female The most common fire hydrantBrass caps are for protection of fire hoses, pipes or valve fittings. Gasket installed. Safety Note Not intended for pressure applications for protection only. 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.