Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 10-6520-9 LINE ITEM 00009 found under Door Metal Joiner by Advanced Structures Corporation. The National Stock Number assigned to this part is 2040016022530, 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 10-6520-9 LINE ITEM 00009.