Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NAS 1351N14H180S found under Screw Cap Socket He by National Aerospace Standards. The National Stock Number assigned to this part is 5305015168912, 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 NAS 1351N14H180S.