National Stock Number
1005-00-158-1641
National Stock Number (NSN) 1005-00-158-1641, or NIIN 001581641, (drum assembly,ammunition) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, with the most recent procurement date of Jul 06, 2011. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7L411M2331, SPM7L411M2331. The total value of the awarded contracts has been US$ 960.00.
This NSN is unique to one weapons system.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 02, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 41365. [AN ITEM WHICH IS AN INTEGRAL PART OF AN AIRCRAFT. IT STORES AMMUNITION UNTIL IT IS READY TO BE USED, LOADS IT INTO THE MACHINE GUN, AND MAY RECEIVE AND STORE THE SPENT ROUNDS. IT INCLUDES SUCH ITEMS AS EXIT AND ENTRANCE UNITS, GEARS, DRIVE UNITS, CONVEYOR ASSEMBLIES, AND THE LIKE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1005001581641 does not contain precious metals.
This NSN is associated to Schedule B 9305911000: parts and accessories for military rifles of heading 9301. The Schedule B End Use is listed as tanks, artillery, missiles, rockets, guns and ammunition. NAICS classification category 332994: small arms, ordnance, and ordnance accessories manufacturing.
This information was last updated on Aug 01, 2025.