... Name: 1/2" Body Japan Type Pneumatic Plugs(Marine Plug, Stainless Steel Plug) for marine/shipping industry use; Thread: BSP; Name ... Japan Type pneumatic Plugs(Marine Plug, Stainless Steel Plug); Thread: BSP; Shape: Female thread plug, male thread plug, plug with hose tail; Material: ... socket, Socket with hose tail, Male thread plug, Female thread plug, Hose plug, etc. All these SUS plugs are produced ...