National Stock Number
5310-01-011-9609
National Stock Number (NSN) 5310-01-011-9609, or NIIN 010119609, (nut,self-locking,castellated,hexagon) has an unknown assigned date. NIIN 010119609 was cancelled on September 5, 1991, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310008041445. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 29725. [A NUT HAVING 6 FLAT SIDES, FLAT ON THE BOTTOM AND HAVING A SLOTTED CYLINDRICAL OR DOME SHAPED UPPER PORTION. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. THE SLOTS WHEN USED IN CONJUNCTION WITH A SOLID OR SPLIT (COTTER) PIN, ACT AS AN EXTRA "FAIL SAFE" FEATURE IN CRITICAL APPLICATIONS. EXCLUDES:NUT (1), SELF-LOCKING, SLOTTED, HEXAGON.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310010119609 contains silver.
This information was last updated on Aug 01, 2025.