National Stock Number
1680-01-450-6899
National Stock Number (NSN) 1680-01-450-6899, or NIIN 014506899, (gearbox assembly,aircraft) was assigned November 18, 1997 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 1680012649871, 1680013422935.
There are 7 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 6 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 22 contracts issued for this part number, with 22 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE4A725C0038, SPE4A725C0038, SPE4A725C0037, SPE4A725C0037, SPE4A724C0140. The total value of the awarded contracts has been US$ 19,640,553.81.
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 03, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The data or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 48024. [AN ASSEMBLY OF GEARS, SHAFT AND BEARINGS WITHIN A HOUSING. IT MAY OR MAY NOT BE DESIGNED TO CHANGE DIRECTION OR ROTARY MOTION OR HAVE A TORQUE DIFFERENTIAL FROM INPUT OR OUTPUT. MAY INCLUDE A HYDRAULIC MOTOR, BRAKE AND THE LIKE. EXCLUDES:GEARBOXES THAT ARE TURBINE ENGINE DRIVEN.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 1680014506899 does not contain precious metals.
This information was last updated on Aug 01, 2025.