National Stock Number (NSN) 3110-00-566-0997, or NIIN 005660997, (retainer and rollers,bearing) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 3110009173005, 3110007356171, 3110008441386.
There are 20 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 14 suppliers. Today, 10 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over a year. There have been 8 contracts issued for this part number, with 12 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A623V131E, SPE4A623V131E, SPE4A621F165C, SPE4A621F101A, SPE4A621F086N. The total value of the awarded contracts has been US$ 41,626.92.
This NSN is fairly common among different weapons systems, belonging to 24 different platforms.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. 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: 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) 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 3110005660997 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.