National Stock Number
4920-01-020-4855
National Stock Number (NSN) 4920-01-020-4855, or NIIN 010204855, (noise suppressor system,aircraft) was assigned April 30, 1976 in the Federal Logistics Information System (FLIS). NIIN 010204855 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 does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those 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) 42258. [AN ENCLOSED CELL DESIGNED TO SUPPRESS NOISE DURING THE TRIM/POWER TESTING OF AIRCRAFT ENGINES.]. 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 4920010204855 contains an unknown precious metal.
This information was last updated on Apr 01, 2025.