National Stock Number
4820-00-162-1961
National Stock Number (NSN) 4820-00-162-1961, or NIIN 001621961, (parts kit,ball valve) was assigned February 2, 1973 in the Federal Logistics Information System (FLIS). This NSN replaces 1 stock number, 4820003575143.
There are 5 manufacturer part numbers associated with this NSN. 4 of those 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, 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.
This NSN is unique to one weapons system.
There has been very little 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 07, 2014, 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) 33849. [A PARTS KIT CONSISTING OF A GROUP OF ITEMS WHICH CONTAIN THE PARTS REQUIRED FOR THE REPAIR OR REPLACEMENT OF WORN OR DAMAGED PARTS OF A VALVE,BALL.]. 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 4820001621961 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.