Parker 8-6 B2HF-SS 316 Stainless Steel Hose Fitting, Adapter, 1/2" Hose ID x 3/8" Male NPT Adapter for connecting pipes or hoses of different types Connects a hose on one end and a female NPT threaded connection on the other Type 316 stainless steel for more corrosion resistance than type 304 stainless steel Integral hex nut for using a wrench to tighten the fitting