 On 11 January 1963, HMM-162 replaced HMM-163 at Da Nang AB and in April a reconnaissance platoon from the 3rd Marine Division was deployed to provide base security.Later in April the US Army's 68th Aviation Company equipped with armed UH-1Bs began operations from the base.On 8 June 1963 HMM-261 replaced HMM-162.