National Stock Number
4820-01-199-5801
National Stock Number (NSN) 4820-01-199-5801, or NIIN 011995801, (cage,valve) was assigned January 23, 1985 in the Federal Logistics Information System (FLIS). NIIN 011995801 was cancelled on November 2, 2014, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
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 not been procured by the US Government in over 5 years, with the most recent procurement date of Jul 18, 2011. There have been 2 contracts issued for this part number, with 2 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: SPM7M211M4904, SPM7M210M2617, SPM7M210M2617. The total value of the awarded contracts has been US$ 2,144.00.
This NSN is somewhat common among different platforms, belonging to 10 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 Oct 29, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 37291. [A REMOVABLE ITEM WITHIN THE VALVE BODY, DESIGNED TO GUIDE THE PLUG AND DETERMINE THE FLOW CHARACTERISTIC OF THE VALVE AND PROVIDE ACCESS FOR INSPECTION OR REPLACEMENT WITHOUT REMOVING BODY FROM LINE. MAY INCLUDE GASKETS, SPRING, AND THE LIKE.]. 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 4820011995801 does not contain precious metals.
This information was last updated on Aug 01, 2025.