National Stock Number
3110-00-431-3442
National Stock Number (NSN) 3110-00-431-3442, or NIIN 004313442, (ball,bearing) was assigned April 23, 1971 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 25 contracts issued for this part number, with 24 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 6 different suppliers. The last contract numbers awarded were: SPE4A725F5235, SPE4A725F5232, SPE4A624F6927, SPE4A223F7339, SPE4A223F4444. The total value of the awarded contracts has been US$ 3,459,974.39.
This NSN is unique to one weapons system.
There has been a moderate amount of demand for this national stock number. Globally, demand for this NSN has originated from 7 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 62,545. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 06, 2013, 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) 00036. [A HOMOGENOUS SPHERICAL BODY, A SERIES OF WHICH PROVIDES THE ROLLING ELEMENTS IN A BEARING, BALL (AS MODIFIED). THE ITEM IS DESIGNED PRIMARILY TO ALLEVIATE FRICTION. IT MAY HAVE OTHER USAGES SUCH AS THE CHECKING COMPONENT IN A BALL-TYPE CHECK VALVE. EXCLUDES:BALL,CHECK; BALL,VALVE,PORTED.]. 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 3110004313442 does not contain precious metals.
This NSN is associated to Schedule B 8482105068: ball 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 Aug 01, 2025.