Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number NDC52544-0484-01 found under Diltiazem Extended Release Capsules Usp by Watson Labs Inc. The National Stock Number assigned to this part is 6505013553601, 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 NDC52544-0484-01.