Staff Sgt. Thomas Johnson finishes moving an engine propeller on a C-130J Super Hercules module. Staff Sgt. Thomas Johnson, a 19th Equipment Maintenance Squadron aerospace propulsion craftsman, finishes moving an engine propeller on a C-130J Super Hercules module at Little Rock Air Force Base, Ark., on Feb. 27, 2012. Johnson re-paneled the aircraft after removing the propeller balance equipment during an inspection. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 258435-D-UCH94-890.jpg Photo Gallery