National Stock Number
3120-00-355-8993
National Stock Number (NSN) 3120-00-355-8993, or NIIN 003558993, (bearing set,sleeve) was assigned March 26, 1971 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 one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is 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 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 3120003558993 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 Jul 01, 2025.