National Stock Number
5310-00-166-8663
National Stock Number (NSN) 5310-00-166-8663, or NIIN 001668663, (nut,plain,wing) was assigned November 13, 1971 in the Federal Logistics Information System (FLIS). NIIN 001668663 was cancelled on February 6, 2004, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5310003534961. 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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) 01862. [A NUT HAVING WINGS DESIGNED FOR MANUAL TURNING WITHOUT DRIVER OR WRENCH.]. 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 5310001668663 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.