Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 0559 found under Plug Pipe by Price Pump Manufacturing Co. The National Stock Number assigned to this part is 4730012825106, and the Federal Supply Class is 4730 Hose Pipe Tube Lubrication And Railing Fittings. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 0559.