Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F30-300 found under Ferrule Swage Tube Coupling by Eaton Aerospace Ltd. The National Stock Number assigned to this part is 4730009781263, 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 F30-300.