National Stock Number (NSN) 3120-00-169-0044, or NIIN 001690044, (bearing half set,sleeve) was assigned November 2, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 14 sources of supply.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 25 contracts issued for this part number, with 57 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: SPE4A625F036E, SPE4A625F0872, SPE4A624F417W, SPE4A624F5109, SPE4A624F3568. The total value of the awarded contracts has been US$ 364,639.33.
This NSN is fairly common among different weapons systems, belonging to 12 different platforms.
There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 10 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 23, 2019, 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) 21963. [TWO OR MORE IDENTICAL OR DIFFERENT SIZES OR TYPES OF BEARING HALF, SLEEVE PACKAGED OR GROUPED TOGETHER FOR SINGLE ISSUE AS A UNIT, FOR REPLACEMENT OF WORN AND/OR DAMAGED BEARINGS. SEE BEARING HALF, SLEEVE. EXCLUDES:BEARING SET, SLEEVE.]. 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 3120001690044 contains an unknown precious metal.
This NSN is associated to Schedule B 8482997090: parts, nesoi, for roller bearings or for combined ball/roller bearings, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332991: ball and roller bearing manufacturing.
This information was last updated on May 01, 2025.