National Stock Number
4820-01-058-0914
National Stock Number (NSN) 4820-01-058-0914, or NIIN 010580914, (seat,valve) was assigned March 22, 1978 in the Federal Logistics Information System (FLIS). NIIN 010580914 was cancelled on May 2, 2019, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820012686939. This NSN replaces 5 stock numbers: 4820011422974, 4820012202060, 4820011513513, 4820010436680, 4820010627972.
There are 10 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Feb 13, 2014. There have been 6 contracts issued for this part number, with 6 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: SPE7M314V3113, SPE7M314V3113, SPM7M212M1630, SPM7M212M1630, SPM7M212M1630. The total value of the awarded contracts has been US$ 16,701.78.
This NSN is fairly common among different weapons systems, belonging to 20 different platforms.
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 Aug 02, 2020, 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) 22113. [A REPLACEABLE ITEM DESIGNED TO PROVIDE A STATIONARY SEATING SURFACE FOR A MATING, MOVEABLE ITEM SUCH AS A VALVE DISK OR THE LIKE. THE BODY MAY HAVE A FLANGE OF VARIOUS SHAPES. FOR DIESEL AND GASOLINE RECIPROCATING ENGINES, SEE INSERT, ENGINE VALVE SEAT.]. 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 4820010580914 does not contain precious metals.
This information was last updated on Apr 01, 2025.