SPE4A6-26-Q-X020, NSN 3110-01-391-9050, cone & rollers, tapered roller bearing

The Defense Logistics Agency Aviation is soliciting proposals for cone and roller components used in tapered roller bearings, specifically NSN 3110-01-391-9050, which are critical safety and export-controlled items. This unrestricted solicitation seeks to establish an Indefinite Delivery Contract (IDC) for commercial items under FAR 13.5, with contract award decisions based on a combination of price, delivery performance, past performance, and other evaluation factors as detailed in the solicitation documents. The solicitation notice was posted on March 20, 2026, with proposals due by March 27, 2026, providing interested contractors with a one-week window to submit their bids. Contractors should note that the required delivery timeline is 302 days after receipt of order, and pricing evaluations will be based on an Estimated Annual Demand of 1,419 units across both the base and option periods. Additional solicitation details and specifications are available through the DLA Internet Bid Board System (DIBBS) at https://www.dibbs.bsm.dla.mil.

This opportunity carries no set-aside designations and represents a five-year base contract period. The source manufacturer identified in the solicitation is The Timken Corporation (CAGE 60038, P/N 9235611-47), though this does not restrict competition. Inspection and acceptance will occur at the origin point, with FOB Destination terms applying to all shipments. The procurement falls under NAICS 332991 (Ball and Roller Bearing Manufacturing) and PSC 1680 (Miscellaneous Aircraft Accessories and Components), indicating the specialized nature of the required components. While no specific award value is disclosed in the solicitation notice, the annual demand quantity of 1,419 units provides prospective bidders with volume expectations for pricing and supply planning purposes.