National Stock Number
2990-00-764-7446
National Stock Number (NSN) 2990-00-764-7446, or NIIN 007647446, (muffler,exhaust) was assigned March 8, 1968 in the Federal Logistics Information System (FLIS). NIIN 007647446 was cancelled on April 30, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN replaces 1 stock number, 2990004497430.
There are 9 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 4 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.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 10849. 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 2990007647446 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.