PN#500052  SKU#11051  Reusable Air Hose Fitting, Swivel Body Adapter. Material: Brass. Pipe Size: 3/8″. Hose Outer Diameter: 1/2″. Thread Size: 7/8″ – 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.