McClung's Battery was organized during the fall of 1861 and mustered into Confederate service at Knoxville, Tennessee. In January, 1862, it reported 79 men present for duty and later was active in the conflicts at Fishing Creek and Shiloh. The battery served at Vicksburg during the summer of 1862, was stationed at Port Hudson in August, then moved to East Tennessee. It was later detached with no guns to Saltville, Virginia and in April, 1864, had 4 officers and 47 men. In August the company was equipped with four guns, then most of the command was captured at Morristown on October 28. The 17 men who escaped reported to Captain Lynch's Battery which disbanded in April, 1865, at Christiansburg, Virginia. Captain Hugh L.W. McClung commanded the unit.