PT Coupling Basic Standard Series 07A Polypropylene Cam and Groove Hose Fitting, Poly A-Adapter, 3/4" Adapter x NPT Female Adapts NPT thread to male cam and groove-style fitting Female NPT threaded connection Glass-fiber reinforced polypropylene for strength and resistance to abrasion, corrosion, and chemicals For use with water and coolants Complies with Commercial Item Description A-A-59326D for quick disconnect fittings