Parker Aerospace Appoints Execs, Equips HALS and Trent XWB

Sierra Nevada Corp. has selected Parker Aerospace Gas Turbine Fuel Systems division’s thermal-management equipment to cool and heat its autonomous landing system (HALS) on Sikorsky UH-60 Black Hawk helicopters. Sierra Nevada has a contract to fulfill the degraded visual environments (DVE) operational-needs statement issued by the U.S. Army aviation-networks mission-planning program directorate.