【Product Name】1/2" Barb x 3/8" NPT Male Thread Brass Metals Adapter Connector with Stainless Steel Pipe Clamp 【Size】3/8 NPT to 1/2 Barb 【Material】 Male Thread Barb Fittings are made from high-quality solid brass, which is firm and durable, ductile at high temperatures, and has low magnetic permeability. It provides excellent resistance to abrasion and corrosion 【Working Condition】Those brass fittings have a maximum working pressure of 150 psi and a working temperature range of 40 to 160 °F 【Application】Airline, Temperature control circuits, pneumatic circuits, garden, vacuum air compression and fluid systems test apparatus, lubricant, propane, coolant lines.(Pipe Line/Air/Fuel/Boat/Gas) . 3/8 NPT to 1/2 Barb Fitting 1/2" Barb x 3/8" NPT Male Thread Brass Metals Adapter Connector