Fit for:The 1-1/2 inch NPSH/NPT fire hose nozzle is only connect to 1.5 inch NPSH/NPT standard Male thread,1.5 inch NPSH female side only connect to a male 1.5 inch NPSH/NPT. NOT for 1.5 inch / thread nozzle(it's small for your hose) Adjustable : Our 1-1/2 inch fire hose nozzle offers straight jet soaking and circle fog mist by rotating the fire nozzle. Premium Quality 1-1/2 inch NPSH/NPT thread fire hose nozzle.The stem of fire nozzle is made by brass to make sure resistance and Use for: The fire hose nozzle works great for fire hose and fire hose racks for lined&unlined fire hose. The fire nozzle is attached to fire hose for fire fireman station for extinguishing fires , also green house applications to put out fires,evaporate cooling,dust suppression,watering for green house,garden,yard,orchard when you need high volume water output Adjustable size:By rotating the 1.5 inch cast brass adjustable fog nozzle to control on and off and adjust size (straight stream and conical fog), Weight: 1.58953290902 Pounds, Manufacturer: Oewwthy