PN#500059  SKU#11052  Reusable Air Hose Fitting, Swivel Body Adapter. Material: Brass. Pipe Size: 1/2″. Hose Outer Diameter: 3/8″. Thread Size: 3/4″ – 20. Remark-Thread: Straight Thread. Designed for use with rubber air break hose. Bodies, sleeves and nuts are all brass construction for durability and corrosion resistance. Zinc-plated steel springs have rounded ends to protect air hose.