Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SM-B-597959 found under by Valcore Manufacturing Llc. The National Stock Number assigned to this part is 5826000425532, and the Federal Supply Class is 5826 Radio Navigation Equipment Airborne. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like SM-B-597959.