The 295th Aviation Company. (Heavy Helicopter) was established at Fort Sill in the 60s. The unit was assigned ten Skycrane CH-54A helicopters. The unit also had a UH-1H administrative aircraft and later an OH-58 joined the unit. It was the mother company to the 355th Aviation Company (that deployed to Vietnam in 1968–69) and the 273rd Aviation Company (that deployed to Vietnam 1967–1968.) In Dec. 1969, the unit was deployed to Finthen Army Airfield near Mainz, Germany. Today, the company is designated F Company, 159th Aviation Regiment (Heavy Lift Helicopter Company) and is equipped with CH-47 Chinooks.