"Lockheed Martin Corporation [of] Manassas, Virginia; Undersea Sensor Systems [of] Columbia City, Indiana and Sparton De Leon Springs [of] De Leon Springs, Florida are awarded a $5.1 billion [combined] ... modifications contract," the release said on Monday.
The modifications exercise options for the production and delivery of sonobuoys in the categories of bathythermograph, passive, active-passive combination, multistatic source, multistatic receiver and special missions, the release added.
The new buoys will be used to maintain sufficient inventory to support the execution of major combat operations based on the naval munitions requirements process and the companies will have an opportunity to compete for individual orders, according to the release.