Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number V1E10203 ITEM 40 found under Screw Cap Socket He by Vacco Industries. The National Stock Number assigned to this part is 5305016420317, and the Federal Supply Class is 5305 Screws. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like V1E10203 ITEM 40.