Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number MILB2680 found under Buoy Marker by Usa Spares Inc. The National Stock Number assigned to this part is 2050001906887, and the Federal Supply Class is 2050 Buoys. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like MILB2680.