Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NDC00378-9119-98 found under Fentanyl Transdermal System by Mylan Pharmaceuticals Inc. The National Stock Number assigned to this part is 6505016564228, 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 NDC00378-9119-98.