Henry Ching, 354th Maintenance Squadron aerospace ground equipment mechanic, performs a grease pack on the wheel bearings of a -60 turbine generator Feb. 5, 2013, Eielson Air Force Base, Alaska. Wheel bearings are lubricated with grease to keep resistance at a minimum during operation. (U.S. Air Force photo/Staff Sgt. Jim Araos)
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EIELSON AIR FORCE BASE, AK, US
This work, Aerospace Ground Equipment: Bringing the heat to Eielson [Image 1 of 4], by SSgt Jim Araos, identified by DVIDS, is free of known copyright restrictions under U.S. copyright law.