 Destroyers that were modernized during the Fleet Rehabilitation and Modernization (FRAM) program of the 1960s had their guns removed, but other ships retained them.In 1992, the 3″/50 caliber main battery on was removed from the cutter.This was supposedly the last 3″/50 caliber gun in service aboard any US warship, but US Navy s retained their forward mounts until the last of the ships, was decommissioned in 1994.