Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MA3279-153 found under Insert Screw Thread by Kato Fastening Systems Inc. The National Stock Number assigned to this part is 5325016339453, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MA3279-153.