National Stock Number
5305-01-439-4230
National Stock Number (NSN) 5305-01-439-4230, or NIIN 014394230, (screw,tapping) was assigned December 7, 1996 in the Federal Logistics Information System (FLIS). NIIN 014394230 was cancelled on November 2, 2010, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5305014382312. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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) 41756. [A HARDENED EXTERNALLY THREADED FASTENER WHOSE THREAD EXTENDS TO THE BEARING SURFACE OF THE HEAD. THE THREAD MAY BE FLUTED OR OTHERWISE DESIGNED TO CUT OR FORM ITS OWN MATING THREAD. EXCLUDES:SCREW, ASSEMBLED WASHER.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5305014394230 does not contain precious metals.
This information was last updated on Aug 01, 2025.