The properties of this fitting is that it can be used as revolving male or fixed male. By pushing the thread part down against the body of the fitting (the notch must be combined) the parts become one. The insert of OR in the hexagon of the threaded part yield the fitting perfectly liquid-tight.
The fittings with GAS and ISO METRIC thread are equipped with locknut.
PVC material self-extinguishing according to UL94V0.