USS Constant MSO 427

USS Constant (MSO-427) was an Aggressive-class minesweeper of the United States Navy, commissioned in 1954. Designed for clearing naval mines to ensure safe passage for allied vessels, Constant operated primarily in the Pacific, serving during the Korean War and throughout the Cold War era. The ship conducted numerous minesweeping exercises, patrols, and training missions with allied navies, enhancing mine countermeasure capabilities and maritime security. USS Constant was decommissioned in 1992 after nearly four decades of service, marking a distinguished career in support of U.S. naval operations.