National Stock Number
5310-01-156-8998
National Stock Number (NSN) 5310-01-156-8998, or NIIN 011568998, (nut,self-locking,hexagon) was assigned June 27, 1983 in the Federal Logistics Information System (FLIS). NIIN 011568998 was cancelled on June 2, 1996, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310999727654. 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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310011568998 does not contain precious metals.
This information was last updated on Jul 01, 2025.