National Stock Number
4820-01-567-0142
National Stock Number (NSN) 4820-01-567-0142, or NIIN 015670142, (valve,liquid-check) was assigned September 16, 2008 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 4 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, with the most recent procurement date of May 11, 2018. 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 3 different suppliers. The last contract numbers awarded were: SPE7M318V3516, SPE7M518V3925, SPE7M518V3071, SPE7M517V8137, SPE7M916V1982. The total value of the awarded contracts has been US$ 1,245.38.
This NSN is unique to one weapons system.
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 Jun 16, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 45114. [A NORMALLY OPEN VALVE WHICH PERMITS THE PASSAGE OF AIR OR GASES IN BOTH DIRECTIONS BUT PREVENTS THE PASSAGE OF LIQUIDS IN ONE DIRECTION. THE ACTION IS CONTROLLED BY A BUOYANT FLOW CONTROL DEVICE WHICH RISES AGAINST ITS SEAT WHEN LIQUIDS ARE PRESENT THEREIN.]. 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 4820015670142 does not contain precious metals.
This information was last updated on Apr 01, 2025.