Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M4X1-0D found under Insert Screw Thread by Boellhoff Verbindungstechnik Gmbh. The National Stock Number assigned to this part is 5325121610565, 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 M4X1-0D.