National Stock Number
5310-00-406-7240
National Stock Number (NSN) 5310-00-406-7240, or NIIN 004067240, (nut,self-locking,hexagon) was assigned January 22, 1972 in the Federal Logistics Information System (FLIS). NIIN 004067240 was cancelled on May 2, 2007, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310013982189. This NSN replaces 1 stock number, 5310014489305.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
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) 05277. [A NUT HAVING A FLAT BOTTOM AND 6 SIDES. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. EXCLUDES:NUT (1), SELF-LOCKING, CAP.]. 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 5310004067240 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.