Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number V1E10502 ITEM 40 found under Retainer Packing by Vacco Industries. The National Stock Number assigned to this part is 5330000575709, 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 V1E10502 ITEM 40.