Lockheed Martin Missions Systems and Training, Baltimore, Maryland, is awarded $9,553,302 for modification P00007 to a previously awarded performance based logistics contract (N00383-l6-D-003P) to exercise an option to extend the period of performance for an additional six-months through August 2019. The contract is for supply chain management of aviation tires supporting the following aircraft P-3C, E-2C/D, C2, AV-8B, CH-46E, F-18AIB/C/D/E/F, EAI8-G, MH-60S/R, SH6OB/F, 5-3, EA-6B, CH-53/E, and V-22. The contractor is responsible for requirements forecasting, inventory management, retrograde management, storage, transportation, and meeting critical supply response time availability metrics. This announcement involves a foreign military sale.  The following countries collectively represent 15 percent of the total dollar value Australia, Bahrain, Brazil, Egypt, France, Greece, Italy, Korea, Spain, Taiwan, Turkey, Japan, and United Kingdom. The contract also includes an unexercised option valued at $13,439,100 for increased quantity for the supply of F-35 tires, which may be exercised during the extended period of performance provided for by the modification. All work will be performed at Lockheed Martin in Baltimore, Maryland, and will be completed by August 2019.  No funds will be obligated at the time of award.  Funding will be obligated as individual orders are issued.  Two companies were solicited for this competitive procurement and two offers were received in response to the solicitation.  The Naval Supply Systems Command Weapon Systems Support, Philadelphia, Pennsylvania, is the contracting activity.