National Stock Number
4420-00-343-7357
National Stock Number (NSN) 4420-00-343-7357, or NIIN 003437357, (ferrule,tube) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 133 manufacturer part numbers associated with this NSN. 38 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
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. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4420003437357 does not contain precious metals.
This information was last updated on Jul 01, 2025.