Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M684-372CPC6004 found under Tube Metallic by Foster Wheeler North America Corp. The National Stock Number assigned to this part is 4710005636462, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M684-372CPC6004.