DLMS™ Summary National Stock Number 1005-01-646-0712 National Stock Number (NSN) 1005-01-646-0712, or NIIN 016460712, (nrp,m4a1 carbine na) was assigned July 13, 2015 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs. There are no manufacturer part numbers associated to this NSN. This part number has not been procured by the US Government in over 5 years. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 14, 2015, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The design of this part is unstable. Engineering, manufacturing, or performance characteristics indicate that the required design objectives have not been achieved. Major changes are contemplated because the part has a low process yield or has demonstrated marginal performance during tests or service use. These changes will render the present part obsolete and unusable in its present configuration. Limited acquisition from the present source is anticipated pending configuration changes. Valid AMCs: 1, 2, 3, 4 and 5. This NSN is assigned to Item Name Code (INC) 77777. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1005016460712 does not contain precious metals. This information was last updated on Jan 01, 2017.