Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 120590-1 found under Aux Float Assy M4 by Edo Corporation. The National Stock Number assigned to this part is 5340015703904, and the Federal Supply Class is 5340 Hardware Commercial. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 120590-1.