National Stock Number
4330-00-197-4977
National Stock Number (NSN) 4330-00-197-4977, or NIIN 001974977, (bracket,filter mounting) has an unknown assigned date. NIIN 001974977 was cancelled on May 24, 1997, 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 are no manufacturer part numbers associated to 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) 40307. [A RIGID ITEM OF VARIOUS SHAPES DESIGNED TO ALIGIN OR RESTAIN FILTERS OR FILTERING ELEMENTS USED IN FLUID/AIR PURIFICATION SYSTEMS.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4330001974977 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.