Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number FIG 4121 059 found under Tee Pipe by Flagg Stanley G And Co Inc. The National Stock Number assigned to this part is 4730013158251, 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 FIG 4121 059.