Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 5511438-106 found under Duct Assembly Bleed by Senior Operations Llc. The National Stock Number assigned to this part is 1560014725742, 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 5511438-106.