U.S. Navy Aviation Structural Mechanic 3rd Class Gene Arcilla, assigned to the Fleet Readiness Center Southwest, uses a torque wrench to tighten the parts on an elastomeric bearing for an SH-60 Seahawk helicopter spindle at Naval Air Station North Island, San Diego, Dec. 11, 2013. The Fleet Readiness Center Southwest provided overhaul, repair and modification of Navy and Marine Corps tactical, logistical and rotary-wing aircraft and components.