Aviation maintenance technicians, from Coast Guard Air Station Astoria, Ore., conduct major and minor swash plate inspections on an MH-60 Jayhawk helicopter during routine maintenance inside the air station's hangar Feb. 8, 2016. Aviation technicians do most of their own maintenance to prevent unnecessary wear and tear to air assets. (U.S. Coast Guard photo by Petty Officer 1st Class Levi Read)
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