Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NDC11980-0011-15 found under Sulfacetamide Sodiu by Allergan Ltd. The National Stock Number assigned to this part is 6505010238713, and the Federal Supply Class is . Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like NDC11980-0011-15.