National Stock Number
5310-01-357-7320
National Stock Number (NSN) 5310-01-357-7320, or NIIN 013577320, (nut,self-locking,hexagon) was assigned April 30, 1992 in the Federal Logistics Information System (FLIS). NIIN 013577320 was cancelled on November 2, 1999, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310009058451. This NSN does not replace any other NSNs.
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 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 5310013577320 does not contain precious metals.
This information was last updated on Aug 01, 2025.