The male thread compression tube fitting is made of type 304 stainless steel and connects to tubing on one end and connecting to the thread on another. The fitting is for connecting and disconnecting pipe and fitting more easily than couplings.
Stainless Steel Compression Fitting
Material: stainless steel 304
Size: NPT3/8 , NPT1/2, NPT1/4-1/2", NPT1/4
Maximum working pressure：600 psi
Working Temperature: -100 to +660 degrees ℉