Paragraph 6 of the original Pre-Solicitation notice, posted on February 7, 2017, is hereby revised as follows: From: All other C-130 training is provided on simulators owned by the Department of Defense and operated by Link and Lockheed Martin for the US Air Force and Marine Corp active duty training and research. These simulators are not available to support Foreign Military Students (FMS). To: All other C-130 training is provided on simulators owned by the Department of Defense and operated by CymStar and Lockheed Martin for the US Air Force and Marine Corp active duty training and research. These simulators are not available to support International Military Students (IMS). Paragraph 1 of the original Pre-Solicitation notice, posted on February 7, 2017, is hereby revised as follows: From: The Air Force Installation Contracting Agency (AFICA), 338th Specialized Contracting Squadron (SCONS)/PKB, JBSA-Randolph TX intends to negotiate a sole source non-commercial, 5 year (CY18 - CY22) Indefinite Delivery Indefinite Quantity contract with Lockheed Martin, the only provider able to provide simulators with six degrees of freedom (Yaw, Pitch, Heave, Thrust, Roll and Sway) that are not Department of Defense or Foreign owned. This proposed contract action is pursuant to the authority of 10 U.S.C. 2304 (c)(1), as implemented by FAR 6.302-1, Only One Responsible Source and No Other Supplies or Services Will Satisfy Agency Requirements. Pursuant to FAR 5.207(c)(16)(ii) all responsible sources may submit a capability statement, proposal, or quotation, which shall be considered by the agency. To: The Air Force Installation Contracting Agency (AFICA), 338th Specialized Contracting Squadron (SCONS)/PKB, JBSA-Randolph TX intends to negotiate a sole source Commercial, 5 year (CY18 - CY22) Indefinite Delivery Indefinite Quantity contract with Lockheed Martin, the only provider able to provide simulators with six degrees of freedom (Yaw, Pitch, Heave, Thrust, Roll and Sway) that are not Department of Defense or Foreign owned. This proposed contract action is pursuant to the authority of 10 U.S.C. 2304 (c)(1), as implemented by FAR 6.302-1, Only One Responsible Source and No Other Supplies or Services Will Satisfy Agency Requirements. Pursuant to FAR 5.207(c)(16)(ii) all responsible sources may submit a capability statement, proposal, or quotation, which shall be considered by the agency. All other descriptions and conditions remain unchanged.