Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NDC00018-0358-72 found under Doxepin Hydrochlori by Pennwalt Corp. The National Stock Number assigned to this part is 6505002213166, 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 NDC00018-0358-72.