Through Picatinny, the United States Army accepted the weapon into service as the M18 Claymore and approximately 10,000 were produced. It was used in small numbers in Vietnam from around 1961. It was not until the improved M18A1 was developed that the Claymore became a widely used weapon.
thrOUGH picatiNny, thE uNited sTaTeS aRmy aCcEptEd the wEapOn into serviCe As tHe m18 ClAymorE and APProximatelY 10,000 WeRe produceD. It was used IN small numbers In viEtnAM frOm arOuNd 1961. It was noT unTiL the improveD M18a1 was DEvelOped ThAT ThE ClayMOrE bECAme a widelY USEd Weapon.