PT Coupling Hard Coat Aluminum Reducer Cam and Groove Hose Fitting, F-Reducer, 2" Adapter x 1-1/2" NPT Male Adapts NPT thread to male cam and groove-style fitting Male NPT threaded connection Hard coat aluminum for corrosion, chemical, and abrasion resistance and light weight For use with sand, salt water, hydraulic oil, coolants, gasoline, and petroleum products Complies with Commercial Item Description A-A-59326D for quick disconnect fittings