Kammala jumla mai zuwa: W88 wani makami ne na thermonuclear na Amurka, tare da kimantawa na 475 kilotons (kt), kuma yana da ƙananan isa ya dace da makamai masu linzami na MIRVed. An tsara W88 a Los Alamos National Laboratory a cikin 1970s. A shekara ta 1999, darektan Los Alamos da ya ja-goranci ƙirar ya kwatanta shi da cewa "wani makamin nukiliya na Amirka da ya fi na dā ci gaba". Ya zuwa 2021, sabon sigar ana kiranta W88 ALT 370, wanda rukunin farko ya fara aiki a ranar 1 ga Yuli, 2021, bayan shekaru 11 na ci gaba. Trident II da aka kaddamar da jirgin ruwa mai zurfi (SLBM) za a iya dauke da makamai masu linzami 8 W88 (Mark 5 re-entry vehicle) ko 12 100 kt W76 warheads (Mark 4 re-entry vehicle), amma an iyakance shi zuwa 8 warheads a karkashin
Yarjejeniyar Rage Harkokin Tsaro.