National Stock Number
4820-12-337-1529
National Stock Number (NSN) 4820-12-337-1529, or NIIN 123371529, (body,valve) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers 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, there are no suppliers that are 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 07, 2018. There have been 3 contracts issued for this part number, with 3 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: SPE7M018V7445, SPE7M914V8121, SPM7M210M1829. The total value of the awarded contracts has been US$ 3,429.95.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 36422. [AN ITEM DESIGNED TO ENCLOSE AND SUPPORT THE INTERNALPART(S) OF A VALVE.].
This information was last updated on Oct 20, 2025.