Sikorsky Aircraft Corp., Lockheed Martin Co., Stratford, Connecticut, is awarded a $51,714,440 modification (P00018) to a previously awarded firm-fixed-price, cost-plus-fixed-fee, cost reimbursable, indefinite-delivery/indefinite-quantity contract (N0001923D0011). This modification increases the contract ceiling to provide continued integrated logistics support, sustaining engineering, spares support, material management, component overhaul, and training activities in support of sustaining the VH-92A Patriot in-service helicopter for the Navy. Work will be performed in Stratford, Connecticut (30.14%); Woodland, Washington (6.04%), Fort Worth, Texas (5.97%), Italy (5.75%), Sylmar, California (5.71%), Estonia (3.21%), Irvine, California (2.61%), Harrisburg, Pennsylvania (2.44%), Springfield, New Jersey (2.37%), Berlin, Connecticut (2.07%), Landshut, Delaware (1.75%), Charlotte, North Carolina (1.72%), Peachtree City, Georgia (1.57%), Great Britain (1.57%), Rockford, Illinois (1.42%), Vergennes, Vermont (1.31%), Erie, Pennsylvania (1.18%), Milford, Connecticut (1.11%), Westminster, South Carolina (1.05%), various locations within the continental U.S. each under 1% (19.17%), and various locations outside the continental U.S. each under 1% (1.86%), and is expected to be completed in March 2029. No funds will be obligated at the time of award; funds will be obligated on individual orders as they are issued. The contract that is being modified was not competed. Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.