Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MA3279-264 found under Insertscrew Thread by Helical Wire Inc. The National Stock Number assigned to this part is 5325016881292, 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 MA3279-264.