Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number ES684449-1INDICA found under Knob by At And T Corp. The National Stock Number assigned to this part is 5355001611175, and the Federal Supply Class is 5355 Knobs And Pointers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like ES684449-1INDICA.