National Stock Number
1680-01-053-9331
National Stock Number (NSN) 1680-01-053-9331, or NIIN 010539331, (sleeve assembly) was assigned January 13, 1978 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 21 contracts issued for this part number, with 37 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A625F034W, SPE4A624F124L, SPE4A624F124L, SPE4A624F124L, SPE4A624F124L. The total value of the awarded contracts has been US$ 3,260,636.42.
This NSN is somewhat common among different platforms, belonging to 10 different weapons systems.
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 Dec 03, 2013, this NSN's acquisition method was noted as: Acquire, for the first time, directly from the actual manufacturer rather than the prime contractor who is not the actual manufacturer. The rights to use the data needed to purchase this part from additional sources are not owned by the Government and cannot be purchased. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 77777. 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 1680010539331 does not contain precious metals.
This information was last updated on Jul 01, 2025.