National Stock Number
4820-01-642-7873
National Stock Number (NSN) 4820-01-642-7873, or NIIN 016427873, (valve,regulating,temperature) was assigned March 10, 2015 in the Federal Logistics Information System (FLIS). NIIN 016427873 was cancelled on September 8, 2016, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 2945001999372. 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 05492. [A SELF-ACTING VALVE DESIGNED FOR CONTROLLING, BY MEANS OF A THERMOSTATIC ELEMENT, THE FLOW OF LIQUIDS OR GASES THERETHROUGH. THE THERMOSTATIC ELEMENT IS LOCATED IN LIQUID OR GAS WHOSE TEMPERATURE IS CONTROLLED BY THE HEAT OF THE LIQUID OR GAS FLOWING THROUGH THE VALVE. SEE ALSO VALVE, RELIEF, PRESSURE AND TEMPERATURE.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820016427873 does not contain precious metals.
This information was last updated on Aug 01, 2025.