National Stock Number
3110-00-191-0491
National Stock Number (NSN) 3110-00-191-0491, or NIIN 001910491, (retainer and rollers,bearing) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 2530005065063, 3110005056642.
There are 16 manufacturer part numbers associated with this NSN. 14 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 16 suppliers. Today, 7 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 somewhat common among different platforms, belonging to 2 different weapons systems.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 02, 2005, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 00035. [AN ASSEMBLED INNER COMPONENT OF A ROLLER BEARING, CONSISTING OF A FRAME OR INCLOSURE WHICH SPACES AND RETAINS THE ROLLING ELEMENTS OF A BEARING, ROLLER (AS MODIFIED) AND THE ROLLERS WHICH ARE THE ROLLING ELEMENTS IN A BEARING, ROLLER (AS MODIFIED).]. 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 3110001910491 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.