Keywords: HSC-21 conducts daily inspections 141002-N-CF750-095.jpg en Aviation Structural Mechanic 3rd Class Holly Crawford assigned to Helicopter Sea Combat Squadron HSC 21 applies grease to the quick disconnect coupling of an MH-60S Seahawk helicopter Applying fresh grease is one of the daily inspection requirements performed by squadron plane captains U S Navy photo by Chief Mass Communication Specialist Greg Badger/Released 2014-10-02 Chief Petty Officer Gregory Badger https //www dvidshub net/image/1606999 141002-N-CF750-095 2014-10-08 21 08 SAN DIEGO CA US PD-USGov-Military-Navy MH-60S Seahawk Images from DoD uploaded by Fæ |