National Stock Number
2520-21-878-7509
National Stock Number (NSN) 2520-21-878-7509, or NIIN 218787509, (sleeve,sliding,mechanical transmission) has an unknown assigned date. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Oct 20, 2015. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7L016M0154, SPE7L016M0154. The total value of the awarded contracts has been US$ 496.84.
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) 39700. [AN ITEM DESIGNED TO TRANSPORT A GEAR OR THE LIKE FOR ENGAGEMENT OR DISENGAGEMENT IN A MECHANICAL TRANSMISSION.].
This information was last updated on Jul 30, 2025.