National Stock Number
5315-12-156-4749
National Stock Number (NSN) 5315-12-156-4749, or NIIN 121564749, (pin,spring) has an unknown assigned date. This NSN replaces 1 stock number, 5315012158521.
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 Sep 26, 2013. There have been 5 contracts issued for this part number, with 5 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPM5E913M2788, SPM5E913M2788, SPM5E113V6884, SPM5E812M0061, SPM5A812M1930. The total value of the awarded contracts has been US$ 615.55.
This NSN is fairly common among different weapons systems, belonging to 11 different platforms.
There has been a small amount of 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) 02389. [A TUBULAR ITEM, SO FORMED AS TO PROVIDE A SPRING ACTION AGAINST THE INSIDE WALL OF A HOLE WHEN DRIVEN INTO ABUTTING PIECES TO POSITION AND HOLD THEM IN PLACE.].
This information was last updated on Dec 12, 2025.