NSN 3110-00-100-3543, 3110001003543
Cancelled -> Replaced by 3110012604568

Federal Supply Classification: FSC 3110 - Bearings, Antifriction, Unmounted
National Item Identification Number: NIIN 001003543
Codification Country: United States
Item Name Code: INC 00023
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: We have 2 qualified suppliers

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DLMS^® Summary

National Stock Number 3110-00-100-3543

National Stock Number (NSN) 3110-00-100-3543, or NIIN 001003543, (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 4 stock numbers: 3110012604568, 3110008440290, 3110008433024, 3110008920809.

There are 11 manufacturer part numbers associated with this NSN. 7 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 18 suppliers. Today, 12 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 8 suppliers are 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 5 years.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

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: Not established. Not established.

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 3110001003543 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 Aug 01, 2025.