National Stock Number
2815-01-118-2399
National Stock Number (NSN) 2815-01-118-2399, or NIIN 011182399, (piston,valve) was assigned August 30, 1981 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over a year. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7L021V7886, SPE7L021V7886, SPE7L021V7886, SPE7L021V7886, SPE7L021V7886. The total value of the awarded contracts has been US$ 324,110.00.
This NSN is somewhat common among different platforms, belonging to 5 different weapons systems.
There has been a small amount of 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 Jan 01, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 36944. [A CYLINDRICAL ITEM OF VARIOUS CONFIGURATIONS WHICH RECIPROCATES IN A VALVE BODY, ASSISTING IN THE MOVEMENT OF THE DISK TO OPEN OR CLOSE A VALVE. MAY INCLUDE ADDITIONAL COMPONENTS SUCH AS RING(S), COLLAR(S), SPRING(S) AND THE LIKE. EXCLUDES DISK, VALVE.]. 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 2815011182399 does not contain precious metals.
This NSN is associated to Schedule B 8409998000: parts for compression-ignition internal combustion piston engines (diesel), nesoi. The Schedule B End Use is listed as industrial engines. NAICS classification category 333618: other engine equipment manufacturing.
This information was last updated on Jul 01, 2025.