Helicopter Bell TH-57A Sea Ranger Serial 5016 Register 157370 used by Armada de Chile (Chilean Navy) ,US Navy USN. Aircraft history and location Aircraft History 157370 US Navy to Chile For ach? see also th-57a 5040 ach? Armada de Chile 1998-07-06Naval d/d 06jul98. ex BuNo 157370. spares ? Send Updates Use APP to upload photo @ (optional) When Now? / / Send