National Stock Number
2910-01-057-5186
National Stock Number (NSN) 2910-01-057-5186, or NIIN 010575186, (valve assembly,power unit) was assigned March 14, 1978 in the Federal Logistics Information System (FLIS). This NSN replaces 2 stock numbers: 2915016727866, 2910001129257.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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 34 contracts issued for this part number, with 34 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE4A225F4342, SPE4A225F4342, SPE4A225F4342, SPE4A225F2280, SPE4A225F2280. The total value of the awarded contracts has been US$ 690,047.82.
This NSN is fairly common among different weapons systems, belonging to 19 different platforms.
There has been a moderate 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 Feb 18, 2009, 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 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 2910010575186 contains an unknown precious metal.
This NSN is associated to Schedule B 8412100090: reaction engines except missile and rocket engines. The Schedule B End Use is listed as engines-civilian aircraft. NAICS classification category 336412: aircraft engine and engine parts manufacturing.
This information was last updated on Aug 01, 2025.