RTX Corporation, an aerospace and defense company, provides systems and services for the commercial, military, and government customers in the United States and internationally. It operates through three segments: Collins Aerospace, Pratt & Whitney, and Raytheon. The Collins Aerospace Systems segment offers aerospace and defense products, and aftermarket service solutions for civil and military aircraft manufacturers and commercial airlines, as well as regional, business, and general aviation, defense, and commercial space operations. This segment also designs, produces, and supports cabin interior, including seating, oxygen systems, food and beverage preparation, storage and galley systems, and lavatory and wastewater management systems; battlespace, test and training range systems, crew escape systems, and simulation and training solutions; information management services; and aftermarket services that include spare parts, overhaul and repair, engineering and technical support, training and fleet management solutions, and asset and information management services.