National Stock Number
5310-00-519-6551
National Stock Number (NSN) 5310-00-519-6551, or NIIN 005196551, (nut,self-locking,hexagon) was assigned June 20, 1969 in the Federal Logistics Information System (FLIS). NIIN 005196551 was cancelled on November 16, 1999, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5310010553839. 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) 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 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 5310005196551 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.