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The Boeing Vertol CH-46 Sea Knight is an American medium-lift tandem-rotor transport helicopter powered by twin turboshaft engines. It was designed by Vertol and manufactured by Boeing Vertol following Vertol's acquisition by Boeing. Development of the Sea Knight, which was originally designated by the firm as the Vertol Model 107, commenced ...
English: The U.S. Navy amphibious assault ship USS Valley Forge (LPH-8) with Marine Corps Boeing-Vertol CH-46 Sea Knight helicopters embarked, probably during operations off South Vietnam, circa 1968. the dock landing ship USS Thomaston (LSD-28) is in the background, at right.
MMAF saw the arrival of the first CH-46 Sea Knight helicopters in South Vietnam when HMM-164 arrived on 8 March 1966 with 27 aircraft from the USS Valley Forge. [ 2 ] : 187 On 31 January 1968, on the first day of the Tet Offensive , MMAF received 29 incoming PAVN/VC 122 mm rockets resulting in one minor injury and minor damage to one CH-53A Sea ...
The original Marine Medium Helicopter squadrons flew the Sikorsky UH-34D Sea Horse, which shortly after its inception saw extensive combat during the Vietnam War. [131] Beginning in 1966 they began to be replaced with the CH-46 Sea Knight which was faster, could carry more troops and is still in service today. [132]
On 1 November 1980, HMM-164 became the first unit on the West Coast to receive the "E" model CH-46. By March 1981, the squadron had received its full complement of "Echo" helicopters. On July 16, 1982, HMM-164 was recognized by Boeing Vertol for being the first CH-46 squadron to reach 100,000 hours of cumulative flight hours. [9]
[1]: 88–9 Makowski's 12th MIKE Force company had departed Khâm Đức and was approaching Ngok Tavak onboard four U.S. Marine CH-46 Sea Knight helicopters. [ 1 ] : 90 At around 09:30, the four CH-46 helicopters arrived in Ngok Tavak with reinforcements, and they were able to unload Makowski and about 45 soldiers of the 12th MIKE Force company.
In March 1967, the squadron was reorganized and began receiving the new Boeing CH-46D Sea Knight helicopters. On 28 October, most of the squadron's pilots and crews flew to South Vietnam where they began operating UH–34s to help relieve the medium lift shortage caused by the grounding of CH-46s while waiting for their own aircraft to be ...
For its service in Vietnam, the squadron was awarded the Presidential Unit Citation and the Navy Unit Commendation. In 1966, the squadron conducted relief operations in the Dominican Republic and Haiti following Hurricane Inez. In March 1967, HMM-365 received its first CH-46 Sea Knight. The transition was complete by late June.