Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2621379 found under Setscrew by Alliant Techsystems Operations Llc. The National Stock Number assigned to this part is 5305000409938, 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 2621379.