National Stock Number
5305-01-105-1791
National Stock Number (NSN) 5305-01-105-1791, or NIIN 011051791, (screw,tapping) was assigned December 18, 1980 in the Federal Logistics Information System (FLIS). NIIN 011051791 was cancelled on October 2, 1995, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5305004327954. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for 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) 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 5305011051791 does not contain precious metals.
This information was last updated on Aug 01, 2025.