Special Notice DEPT OF DEFENSE DEPT OF THE AIR FORCE is planning to procure a Fatigue Tester-FlexTest 40 Controller with Windows 11. This item is typically used for measuring and testing electrical and electronic properties. The United States Air Force (USAF) intends to award a sole-source contract to MTS Systems Corporation for maintenance and support of the Fatigue Tester. The contract includes providing all materials, parts, travel, tools, labor, installation, and training. The place of contract performance is Robins Air Force Base (AFB), Georgia.