National Stock Number (NSN) 3110-00-142-4355, or NIIN 001424355, (cone and rollers,tapered roller) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 3110015296557.
There are 28 manufacturer part numbers associated with this NSN. 27 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 33 suppliers. Today, 23 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 been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 33 contracts issued for this part number, with 38 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A625F037Y, SPE4A625F9416, SPE4A625F4923, SPE4A625F1768, SPE4A625F1768. The total value of the awarded contracts has been US$ 446,389.61.
This NSN is fairly common among different weapons systems, belonging to 23 different platforms.
There has been a small amount of 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 Apr 28, 2016, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 00023. [AN ASSEMBLED INNER COMPONENT OF A TAPERED ROLLER BEARING, CONSISTING OF A CONE (WHICH PROVIDES A CONTACT SURFACE FOR THE ROLLING ELEMENTS OF THE BEARING), A COMPLEMENT OF TAPERED ROLLERS (THE ROLLING ELEMENTS), AND FREQUENTLY A RETAINER (WHICH SPACES THE ROLLING ELEMENTS).]. 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 3110001424355 does not contain precious metals.
This NSN is associated to Schedule B 8482800080: other ball or roller bearings, including 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.