Dixon STFC4 Brass Hydraulic Quick-Connect Fitting, 1/2" Female Coupling x 1/2"-14 NPTF Female Straight through quick connect hydraulic coupler for connecting directly to a hose with a female NPTF end to a male NPTF threaded connection Straight through quick connect female coupler with a female NPTF threaded end Valveless construction provides maximum flow with minimum pressure drop Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability with NBR seal for high tensile strength and resistance to abrasion, tear, and compression set Used for hydraulic applications in industrial operations