National Stock Number
4920-99-373-2992
National Stock Number (NSN) 4920-99-373-2992, or NIIN 993732992, (protector assembly) has an unknown assigned date. NIIN 993732992 was cancelled on April 2, 2013, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4920997332992. 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 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are 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.
This information was last updated on Jun 16, 2025.