HelicoptersC/NPhotos Photos Marine Medium Helicopter Squadron 263 US Marine Corps Boeing-Vertol CH-46D 153389 25May12 pictured preserved as /EG-16 ( would be HMM-263 ) in rare green livery at Carolinas Aviation Museum, Charlotte, NC Boeing-Vertol CH-46D 153389 25May12 pictured preserved as /EG-16 ( would be HMM-263 ) in rare green livery at Carolinas Aviation Museum, Charlotte, NC Boeing-Vertol CH-46F 155316 Dec-73 CH-46F type pictured as HMM-263 /EG-15 at MCAS Quantico, Virginia Boeing-Vertol CH-46F 155316 Dec-73 CH-46F type pictured as HMM-263 /EG-15 at MCAS Quantico, Virginia