National Stock Number
4820-00-404-8481
National Stock Number (NSN) 4820-00-404-8481, or NIIN 004048481, (parts kit,vent valve) was assigned August 6, 1969 in the Federal Logistics Information System (FLIS). NIIN 004048481 was cancelled on August 2, 1998, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820004208187. 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) 34983. This item does not have a critical feature 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 4820004048481 does not contain precious metals.
This information was last updated on Aug 01, 2025.