Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 18D184 found under Tube Assembly Metal by Mechanical Equipment Company Inc. The National Stock Number assigned to this part is 4710004167906, 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 18D184.