This 3/8" swivel nut is made of durable nickel-plated brass, ensuring a long-lasting and reliable connection for your beverage gas systems. It is designed to be used with P/N MC-3009 3/8 Barb Stem, providing a secure and leak-free attachment. This swivel nut is easy to install and comes in a convenient 50 piece bag quantity, making it perfect for restaurant, bar, and hotel settings. With its high-quality construction and compatibility with other components, this swivel nut is a must-have for any beverage gas system.  P/N APX-NY45-4 will be needed in conjunction of this part to make leak free.