Overhaul Support Services, LLC is one of the leaders in disassembly, cleaning and nondestructive testing of complex assemblies in the United States. The company provides specialized front-end services to prepare dynamic helicopter components for overhaul or repair. It specializes in servicing numerous components, such as main rotor heads, main gearboxes, drive shafts, hydraulic units, landing gear assemblies, tail gearboxes and tail rotor heads. Overhaul Support Services, LLC undertakes repair of complex assemblies for government overhaul/repair depots, helicopter manufacturers and independent overhaul facilities. The company's specialized cleaning conforms to original equipment manufacturers (OEMs), government and Federal Aviation Administration (FAA) specifications.