A.N. -06 Straight TFE Reusable Hose End Fitting A.N. -06 (9/16-18 Thread) Swivel Nut 37  Concave Seat Fits -06 SS Braided PTFE .30 WALL ( 5/16"ID) Hose Material: Nickel Plated Steel With brass Olive Field Attachable And May Be Reused (Reusable)