User blog comment:Griever0311/Ask A Marine: Hammerdown/@comment-1260687-20100409015543

@Imrlybord7: Categorized from big to small:

US weapons

 * M136
 * M134
 * Mk19
 * M2
 * M240B
 * M240G
 * M249
 * M249 Para
 * M16A4/M203
 * M4
 * M1014
 * Mossberg 500
 * M9A1
 * M9

Iraqi weapons

 * RPG7
 * PKM
 * RPK
 * AK47
 * Makarov PM