Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 2161-5205 found under Frame Window Automo by Harsco Corporation. The National Stock Number assigned to this part is 2510008459754, and the Federal Supply Class is 2510 Vehicular Cab Body And Frame Structural Components. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 2161-5205.