9 2 ▁video ▁games ▁Category : At ari ▁Lyn x ▁games ▁Category : N intendo ▁games ▁Category : R ock s - and - d iam onds ▁games ▁Category : Video ▁games ▁developed ▁in ▁the ▁United ▁States <0x0A> </s> ▁The ▁W 3 1 ▁was ▁an ▁American ▁nuclear ▁war head ▁used ▁for ▁two ▁US ▁miss iles ▁and ▁as ▁an ▁atomic ▁demol ition ▁m un ition . ▁ ▁The ▁W 3 1 ▁was ▁produced ▁from ▁ 1 9 5 9 , ▁with ▁the ▁last ▁versions ▁ph ased ▁out ▁in ▁ 1 9 8 9 . ▁ ▁All ▁versions ▁were ▁roughly ▁the ▁same ▁dimensions ▁and ▁weight : ▁ ▁in ▁diameter , ▁ ▁long , ▁and ▁we igh ing ▁. ▁ ▁The ▁W 3 1 ▁is ▁a ▁boost ed ▁f ission ▁nuclear ▁bomb . ▁ ▁Us es ▁ ▁N ike ▁Her cules ▁miss ile ▁ ▁The ▁N ike ▁Her cules ▁was ▁a ▁surface - to - air ▁or ▁surface - to - sur face ▁miss ile ▁system ▁deployed ▁around ▁US ▁cities ▁and ▁various ▁locations ▁in ▁Europe ▁and ▁Japan . ▁ ▁Most , ▁but ▁not ▁all , ▁of ▁these ▁miss iles ▁were ▁deployed ▁with ▁nuclear ▁war head s . ▁ ▁In ▁South ▁Florida , ▁half ▁of ▁the ▁N ike ▁Her cules ▁miss iles ▁of ▁the ▁Hom est ead - M iami ▁Def ense ▁were ▁armed ▁with ▁the ▁T - 4 5 ▁high - expl os ive ▁war head s . ▁ ▁Three ▁yield ▁variants , ▁of ▁ 2 , ▁ 2 0 , ▁and ▁ 4 0 ▁kil