The U.S. Navy will reclassify 19 Virginia-class submarines from fast-attack to guided missile submarine status, the service announced Aug. 3. The move reshapes the Navy’s conventional strike capability by recognizing the expanded firepower provided by the Virginia Payload Module.
The reclassification reflects the Virginia Payload Module’s capacity to carry up to 28 Tomahawk cruise missiles per boat, vastly expanding the submarines’ land-attack strike power. The designation change from SSN to SSGN aligns the submarines’ classification with their primary mission capability.
The move represents one of the most significant U.S. naval capability announcements in years. Converting nearly 20 fast-attack submarines to guided missile submarine status fundamentally alters the calculus of conventional deterrence against adversaries in both the Pacific and Middle East theaters.
The reclassification directly succeeds the retiring Ohio-class SSGN fleet, four converted ballistic missile submarines that each carried 154 Tomahawk missiles and served as the Navy’s primary undersea conventional strike platforms for two decades.
While the individual Virginia-class boats carry fewer missiles than the massive Ohio-class conversions, the larger number of platforms distributes strike capability more widely across the submarine fleet, making it harder for adversaries to track and counter.
The Virginia Payload Module adds an additional 84-foot hull section to the submarine, creating four large-diameter payload tubes. The module’s versatility also allows future integration of other weapons systems, including potential hypersonic missiles.
The announcement comes amid a contested maritime environment in which the Navy has emphasized the need for expanded deep-strike capacity against land targets from undersea platforms.