Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number 3428-2003 found under Connector Receptacl by 3M Company. The National Stock Number assigned to this part is 5935010728526, and the Federal Supply Class is 5935 Connectors Electrical. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like 3428-2003.