National Stock Number
1680-01-057-1759
National Stock Number (NSN) 1680-01-057-1759, or NIIN 010571759, (seal-back up ring assembly) was assigned March 8, 1978 in the Federal Logistics Information System (FLIS). NIIN 010571759 was cancelled on December 2, 2002, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5330001260513. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1680010571759 contains an unknown precious metal.
This information was last updated on Apr 01, 2024.