National Stock Number
5120-00-494-1836
National Stock Number (NSN) 5120-00-494-1836, or NIIN 004941836, (remover,valve seat insert) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN replaces 4 stock numbers: 5120007065586, 5120003360484, 5120006206245, 5120006133106.
There are 9 manufacturer part numbers associated with this NSN. 7 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 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.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 22, 2009, this NSN's acquisition method was noted as: Not established. Not established.
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 5120004941836 does not contain precious metals.
This information was last updated on Aug 01, 2025.