Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MA3329-166 found under Insert Screw Thread by B E Aerospace Inc. The National Stock Number assigned to this part is 5325121692459, 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 MA3329-166.