National Stock Number (NSN) 3120-00-975-4984, or NIIN 009754984, (bearing,plain,self-aligning) was assigned January 1, 1962 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 7 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 6 suppliers 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 Mar 24, 2010. 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: SPM4A510M6746. The total value of the awarded contracts has been US$ 255.90.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
There has been very little 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 Sep 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13208. [A DETACHABLE ASSEMBLY IN OR ON WHICH A JOURNAL, GUDGEON, PIVOT, OR THE LIKE MOVES. IT IS USED TO CARRY A LOAD AND TO REDUCE SLIDING FRICTION. IT DOES NOT EMPLOY ROLLING ELEMENTS. THE ITEM CONSISTS OF A BORED PRECISION GROUND BALL (OR SPHERICAL PLAIN BEARING) AROUND WHICH AN OUTER RING IS FITTED. THE ASSEMBLY MAY BE EITHER SEPARABLE OR NONSEPARABLE. EXCLUDES:BEARING, PLAIN, ROD END AND BEARING, PLAIN, SPHERICAL.]. 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 3120009754984 contains an unknown precious metal.
This NSN is associated to Schedule B 8482300040: spherical roller bearings, single row. 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 Aug 01, 2025.