The unit, called W88 Alt 370, is an update to the original W88 warhead, which has been in service since late 1988. The Department of .... The warheads have an estimated yield of 475 kilotons and can be deployed in either airburst or contact detonation methods. The warheads measure ....

The modernized W88 nuclear warheads are part of a major initiative to update America's submarine-launched nuclear arsenal.. Nuclear-powered Ohio-class SSBNs (Figure 3.3) carry Trident II D5 LE missiles armed with W76-0/1/2 and. W88 warheads. ...

2021, and scheduled to be fielded in .... Our interactive tool visualizes every bomb and warhead in the US nuclear arsenal. The US arsenal contains about 5,400 nuclear weapons, 1,744 of which are ....