Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NDC00264-9371-55 found under Amino Acid Injectio by Colgate Palmolive Co. The National Stock Number assigned to this part is 6505012341530, 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 NDC00264-9371-55.