National Stock Number (NSN) 3110-00-100-3137, or NIIN 001003137, (cone and rollers,tapered roller) 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: 3110001982168, 3120010635778, 3110000038101.
There are 11 manufacturer part numbers associated with this NSN. 9 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 11 suppliers. Today, 11 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers are deemed design controlled or valid supply parts. ISO Group has built a very strong supply chain for this NSN. We have direct relationships with 27 sources of supply.
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 29 contracts issued for this part number, with 33 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 4 different suppliers. The last contract numbers awarded were: SPE4A625F090W, SPE4A625F6965, SPE4A625F5919, SPE4A625F3399, SPE4A625F1509. The total value of the awarded contracts has been US$ 659,043.07.
This NSN is very common among different weapons systems, belonging to 25 different platforms.
There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 8 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 14, 2011, 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 3110001003137 does not contain precious metals.
This NSN is associated to Schedule B 8710000090: parts of armored fighting vehicles,motorized, whether or not fitted with weapons. The Schedule B End Use is listed as military trucks, armored vehicles, etc.. NAICS classification category 336992: military armored vehicle, tank, and tank component manufacturing.
This information was last updated on Aug 01, 2025.