Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NDC00093-0189-05 found under Sulfamethoxazole An by Lemmon Co. The National Stock Number assigned to this part is 6505012454233, 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 NDC00093-0189-05.