National Stock Number
5365-00-441-2821
National Stock Number (NSN) 5365-00-441-2821, or NIIN 004412821, (ring,externally threaded) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 004412821 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier 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) 08417. [A CYLINDRICALLY SHAPED ITEM WITH A CONCENTRIC BORE AND A PERIPHERAL THREAD OVER ITS ENTIRE LENGTH OR OVER A PORTION THEREOF. ONE FACE IS DRILLED, SLOTTED, KNURLED, OR HAS PROJECTING LUGS FOR INSTALLATION AND/OR REMOVAL PURPOSES. EXCLUDES:RETAINER, OPTICAL ELEMENT.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5365004412821 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.