National Stock Number
3120-00-490-4135
National Stock Number (NSN) 3120-00-490-4135, or NIIN 004904135, (bearing set,sleeve) was assigned September 22, 1969 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN. ISO Group has several sources of supply for this NSN.
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 Sep 02, 2006, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 21964. [TWO OR MORE IDENTICAL OR DIFFERENT SIZES OR TYPES OF BEARING, SLEEVE PACKAGED OR GROUPED TOGETHER FOR SINGLE ISSUE AS A UNIT, FOR REPLACEMENT OF WORN AND/OR DAMAGED BEARINGS. SEE BEARING, SLEEVE. EXCLUDES:BEARING HALF 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 3120004904135 does not contain precious metals.
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.