National Stock Number (NSN) 3020-01-500-5666, or NIIN 015005666, (gear set,spur,matched) was assigned August 30, 2002 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, with the most recent procurement date of Jun 20, 2017. There have been 9 contracts issued for this part number, with 16 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE7MX15D0029, SPE7MX15D0029, SPE7MX15D0029, SPE7MX15D0029, SPE7MX15D0029. The total value of the awarded contracts has been US$ 573,638.42.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 05, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 21971. [A GROUPING OF TWO OR MORE OR ANY COMBINATION OF GEAR, SPUR; GEARSHAFT, SPUR AND/OR GEAR CLUSTER, SPUR WHICH HAVE BEEN MATCHED TOGETHER FOR A GIVEN CHARACTERISTIC WITHIN A SPECIFIED TOLERANCE. INCLUDES ONLY THOSE GEARS DESIGNED AND TESTED TO ACCOMPLISH A SPECIFICALLY DESIGNED FUNCTION.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3020015005666 does not contain precious metals.
This NSN is associated to Schedule B 8483409000: gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333612: speed changer, industrial high-speed drive, and gear manufacturing.
This information was last updated on Aug 01, 2025.