National Stock Number
5310-12-302-2139
National Stock Number (NSN) 5310-12-302-2139, or NIIN 123022139, (nut,self-locking,hexagon) has an unknown assigned date. This NSN replaces 1 stock number, 5310013522136.
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, with the most recent procurement date of Mar 30, 2020. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE5E720V2634, SPE5E718V6519, SPE5E717V3015. The total value of the awarded contracts has been US$ 863.60.
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 information was last updated on Aug 15, 2025.