Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 16K0321-815 found under Support Structural Component Air by Aerospace And Commerical Technologies. The National Stock Number assigned to this part is 1560014868770, and the Federal Supply Class is 1560 Airframe Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 16K0321-815.