Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5077 301 055 found under Flange Pipe by Zf Friedrichshafen Ag. The National Stock Number assigned to this part is 4730121645606, 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 5077 301 055.