新美国基金会：2026年为美国核政策提供未来保障：预测核武装海上巡航导弹的结果报告（英文版）

SLCM-N is a short-range, nuclear-armed sea-launched cruise missile designed for deployment on U.S. attack submarines (SSNs). It follows a low, maneuvering trajectory that enables it to better evade air defenses and deliver precise strikes at regional distances. Intended to operate in theater, SLCM-N is classified as a nonstrategic (or “tactical”) nuclear weapon—meaning it is designed for limited, battlefield or regional use rather than large-scale strikes —and is intended to strengthen U.S. e