National Stock Number
4820-01-143-3136
National Stock Number (NSN) 4820-01-143-3136, or NIIN 011433136, (clapper arm,valve) has an unknown assigned date. NIIN 011433136 was cancelled on November 18, 2000, 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) 77777. This item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820011433136 does not contain precious metals.
This information was last updated on Apr 01, 2025.