Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 517 2004311FL2 GASKET found under Gasket by Huntington Ingalls Incorporated. The National Stock Number assigned to this part is 5330015052951, and the Federal Supply Class is 5330 Packing And Gasket Materials. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 517 2004311FL2 GASKET.