Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SM-B-601425 found under by Edo Corporation. The National Stock Number assigned to this part is 5840000543507, and the Federal Supply Class is 5840 Radar Equipment Except Airborne. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SM-B-601425.