Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 123BP52013-3 found under Window Assembly Special by Texstars Llc. The National Stock Number assigned to this part is 1560011585822, 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 123BP52013-3.