English: A U.S. Navy Grumman C-2A Greyhound of fleet logistics support squadron VRC-40 Rawhides in flight on 29 October 2009. Note that the C-2 is equipped with the 8-blade Navy Propeller 2000 (NP-2000). Upgraded aircraft also receive a Communication, Navigation, Surveillance/Air Traffic Management (CNS/ATM) system to reduce radio channel congestion and. Also added was a system combining Global Positioning System (GPS) equipment and an inertial navigation system, allowing flight crews to perform precise landing approaches.