From: Dictionary of American Naval Fighting Ships

A Navajo word meaning "shade" or "shelter."

Chahao (YTB-496) was built by Ira S. Bushey and Sons, Inc., Brooklyn, N.Y., in 1944-1945. She was placed in service in March 1946 and assigned to the Pacific Fleet for a brief time prior to her transfer to Advanced Bases, Pacific Area. She continues to perform her tug services in the Subic Bay area.