Norman Riley removes pistons from a brake at Joint Base Charleston - Air Base, Feb. 23. The pistons are removed during brake disassembly so the brakes can be overhauled for better performance. Riley is a 437th Maintenance Squadron aircraft hydraulics technician, 437th Airlift Wing.
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CHARLESTON AIR FORCE BASE, SC, US
This work, Working under pressure [Image 1 of 17], by SSgt Katie Gieratz, identified by DVIDS, is free of known copyright restrictions under U.S. copyright law.