Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 12500727 found under Screw Cap Socket He by L 3 Communications Klein Associates. The National Stock Number assigned to this part is 5305015633759, 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 12500727.