National Stock Number (NSN) 3120-00-523-4231, or NIIN 005234231, (bearing,plain,rod end) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 3120006617604, 3120005421130, 3120004980674, 3120006215245.
There are 5 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 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 not been procured by the US Government in over 5 years.
This NSN is fairly common among different weapons systems, belonging to 11 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 13209. [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 OUTER MEMBER OF THE ASSEMBLY IS MODIFIED TO PROVIDE A SHANK. THE INNER MEMBER MAY BE EITHER A PLAIN SPHERICAL BEARING OR A SLEEVE BEARING. EXCLUDES:BEARING, PLAIN, SPHERICAL AND BEARING, PLAIN, SELF-ALIGNING.]. 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 3120005234231 does not contain precious metals.
This NSN is associated to Schedule B 8483308055: transmission shafts: bearing housings, plain shaft bearings with housing, rod end bearings. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on Aug 01, 2025.