National Stock Number
4820-01-233-8431
National Stock Number (NSN) 4820-01-233-8431, or NIIN 012338431, (cock,plug) has an unknown assigned date. NIIN 012338431 was cancelled on May 6, 1997, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to 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) 16991. [AN ITEM THAT CONTROLS THE FLOW OF A FLUID BY ROTATION OF A PORTED PLUG WITHIN A SUITABLE PORTED SEAT. IT MUST NOT HAVE ANY LUBRICATION OTHER THAN FROM THE FLUID CONTROLLED, NOR CONTAIN ANY NONMETALLIC SEAL BETWEEN PLUG AND SEAT. SEE ALSO VALVE, SEATLESS AND VALVE, PLUG.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820012338431 contains an unknown precious metal.
This information was last updated on Jun 01, 2025.