Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 74A501328-2003 found under Support Wye Duct by Fleet Readiness Center Southeast Div Navy. The National Stock Number assigned to this part is 1560013282333, 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 74A501328-2003.