BWX Technologies, Inc. is a specialty manufacturer of nuclear components, a developer of nuclear technologies and a service provider. The Company also provides special nuclear materials processing, environmental site restoration services, products, and services. Its Government Operations segment manufactures naval nuclear reactors, including related nuclear fuel, for the United States Naval Nuclear Propulsion Program for use in submarines and aircraft carriers. It also fabricates fuel-bearing precision components that range in weight from a few grams to hundreds of tons, manufactures electromechanical equipment, and performs design, manufacturing, inspection, assembly, and testing activities. The Company is also a provider of advanced specialty materials, fabrication, and high-strength alloy manufacturing. Its Commercial Operations segment designs and manufactures commercial nuclear steam generators, heat exchangers, pressure vessels, reactor components, and other auxiliary equipment.