Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number S46998-Z303-A3 found under Tape Measuring by Corning Cable Systems Llc. The National Stock Number assigned to this part is 5210015390039, and the Federal Supply Class is 5210 Measuring Tools Craftsmens. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like S46998-Z303-A3.