Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number F76013N13 found under Locknut Tube Fittin by Funk Mfg Co. The National Stock Number assigned to this part is 4730013170471, 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 F76013N13.