Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number SINEQUAN 100 CAPS 50MG found under Doxepin Hydrochlori by Pfizer Inc. 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 SINEQUAN 100 CAPS 50MG.