Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 204143.0018 LINE ITEM 00001 found under Door Metal Joiner by Tecnico Corporation. The National Stock Number assigned to this part is 2040016022531, and the Federal Supply Class is 2040 Marine Hardware And Hull Items. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 204143.0018 LINE ITEM 00001.