Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 100488 57783 found under Seal Plain by Slce Societe Lorient. The National Stock Number assigned to this part is 5330012997316, 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 100488 57783.