Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NDC00081-0201-55 found under Pyrimethamine Table by Burroughs Wellcome Co. The National Stock Number assigned to this part is 6505011849135, 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 NDC00081-0201-55.