Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 78-3-9 found under Thioridazine Hydroc by Novartis Pharmaceuticals Corporation. The National Stock Number assigned to this part is 6505002001577, 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 78-3-9.