![]() ![]() The remaining 18 missiles on each submarine like the Tennessee carry either the 90-kiloton W76-1 or the 455-kiloton W88. Each W76-2 is estimated to have an explosive yield of about five kilotons. We estimate that one or two of the 20 missiles on the USS Tennessee and subsequent subs will be armed with the W76-2, either singly or carrying multiple warheads. The justification voiced by the administration was that the United States did not have a “prompt” and useable nuclear capability that could counter – and thus deter – Russian use of its own tactical nuclear capabilities. regional deterrence capabilities,” a reference to Russia. ![]() There, it was described as a capability to “help counter any mistaken perception of an exploitable ‘gap’ in U.S. The W76-2 warhead was first announced in the Trump administration’s Nuclear Posture Review (NPR) unveiled in February 2018. ![]() The first ballistic missile submarine scheduled to deploy with the new warhead was the USS Tennessee (SSBN-734), which deployed from Kings Bay Submarine Base in Georgia during the final weeks of 2019 for a deterrent patrol in the Atlantic Ocean. The US Navy has now deployed the new W76-2 low-yield Trident submarine warhead. The Tennessee is believed to have deployed on an operational patrol in late 2019, the first SSBN to deploy with new low-yield W76-2 warhead. Kristensen The USS Tennessee (SSBN-734) at sea. ![]()
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