National Stock Number (NSN) 3120-01-640-8917, or NIIN 016408917, (bearing,plain,track roller) was assigned December 30, 2014 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 31, 2014, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 42389. [A DETACHABLE ASSEMBLY CONSISTING OF AN OUTER AND INNER RING, DESIGNED FOR USE IN A TRACK ROLLER OR SIMILAR APPLICATION. IT IS USED TO CARRY A LOAD AND REDUCE SLIDING FRICTION. IT DOES NOT EMPLOY ROLLING ELEMENTS, BUT MAY INCORPORATE NON-METALLIC LINERS OR SLEEVES TO AID IN REDUCING FRICTION AND/OR PROVIDING LUBRICATION. SEE ALSO BEARING, BALL, TRACK ROLLER; AND BEARING, ROLLER, TRACK ROLLER. 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 3120016408917 does not contain precious metals.
This NSN is associated to Schedule B 8482800080: other ball or roller bearings, including 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 Apr 01, 2024.