National Stock Number
5365-01-594-7803
National Stock Number (NSN) 5365-01-594-7803, or NIIN 015947803, (ring,lock,keyed) was assigned April 25, 2011 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated 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, 2 suppliers are deemed design controlled or valid supply parts. 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) 21973. [A LOCKING DEVICE WITH TWO KEYS SPACED APPROXIMATELY 180 DEGREES CENTER TO CENTER AND PROTRUDING FROM THE SEATING SURFACE OF THE RING. WHEN INSTALLED THE KEYS MATE WITH COMPANION KEYWAYS IN THE EXTERNAL THREADS OF SCREW THREAD INSERTS, LOCKED-IN STUDS, OR SIMILAR TYPE ITEMS, AND CUT THROUGH SUFFICIENT THREADS OF THE PARENT MATERIAL TAPPED HOLE TO PROVIDE A POSITIVE LOCK BETWEEN THE THREADED BODIES.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5365015947803 does not contain precious metals.
This information was last updated on Aug 01, 2025.