Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number EJ11613 found under Screw Cap Socket He by The Entwistle Company. The National Stock Number assigned to this part is 5305016022190, 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 EJ11613.