1,000 personnel consisting of part-time Traditional Reservists (TR) and full-time Air Reserve Technicians (ART) and Active Guard and Reserve (AGR). The 927 ARW is commanded by Colonel Douglas Stouffer and the wing's Command Chief Master Sergeant is CMSgt Michael Klausutis. The 927 ARW consists of: 927th Operations Group (927 OG) 45th Aeromedical Evacuation Squadron 63d Air Refueling Squadron (63 ARS)Operates the Boeing KC-135R Stratotanker. The KC-135R is a long-range aerial refueling (e.g., tanker) aircraft capable of refueling a variety of other aircraft in mid-air, anywhere in the world and under any weather conditions. 927th Operations Support Squadron (927 OSS)Augments the 6 OSS in airfield management responsibilities for MacDill AFB, to include staffing and operation of the air traffic control tower, weather forecasting services, transient alert services and other flight operations and aircrew support. 927th Maintenance Group (927 MXG) 927th Aircraft Maintenance Squadron 927th Maintenance Squadron 927th Mission Support Group (927 MSG) 927th Logistics Readiness Squadron 927th Force Support Squadron 927th Security Forces Squadron 927th Air Refueling Squadrons not assigned to a group 927th Aerospace Medicine Squadron 927th Aeromedical Staging Squadron 927th Air Refueling Wing Staff Agencies (e.g., Safety, Wing Plans, Comptroller, Legal, Chaplain, Public Affairs, Historian, etc.) Other major tenant units MacDill has 28 "mission partners" (tenant units) according to the official MacDill AFB website. Among these are: Headquarters, United States Central Command (USCENTCOM) Headquarters, United States Special Operations Command (USSOCOM) Headquarters, United States Marine Forces Central Command (MARCENT) Headquarters, United States Special Operations Command Central (SOCCENT) Navy Operational Support Center Tampa (NOSC Tampa) subordinate unit of the United States Navy Reserve (USNR) Joint Communications Support Element (JCSE) subordinate unit of the Joint Enabling Capabilities Command (JECC) 598th Range Squadron (598 RANS) of the 23d Wing of the Air Combat Command (ACC) Geographically separated unit (GSU) of the 23d Fighter Group (23 FG), 23d Wing (23 WG), at Moody AFB, Georgia 290th Joint Communications Support Squadron (290 JCSS) subordinate unit of the Florida Air National Guard (FL ANG) Joint Special Operations University (JSOU) Joint Forces Staff College (JFSC) Satellite Campus Geographically separated field activity of JFSC at Naval Support Activity Hampton Roads, Virginia a division of the National Geospatial-Intelligence Agency (NGA) Precision Measurement Equipment Laboratory (PMEL), a government-owned/contractor operated (GOCO) field activity of the Air Force Primary Standards Laboratory under the Air Force Metrology and Calibration Program Office (AFMETCAL) Florida Area Office and the MacDill AFB Resident Office of the