Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number HMM4X0 70CN6 found under Insert Screw Thread by Bollhoff Inc. The National Stock Number assigned to this part is 5325142241727, 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 HMM4X0 70CN6.