Raytheon Co. observing a significant program milestone, its 40th year as the U.S. Navy's provider of AN/SPY-1 radar transmitters and MK99 Fire Control Systems for the Navy's AEGIS weapon system. Both critical components of the weapon system, the AN/SPY-1 radar and MK99 perform the search, track and missile guidance functions for AEGIS, the shield of the U.S. Navy Fleet.

The company's first engineering development contract for AN/SPY-1 was awarded in 1973. Its AN/SPY-1 radar transmitter and MK99 Fire Control System have been in continuous production for 32 years as part of the Navy's AEGIS shipbuilding program, sustaining this critical system. Raytheon also provides performance-based logistics support, including spares and repairs, for AEGIS weapons systems, and the company manages system repairs in support of foreign military sales.

Most recently, The company has begun development efforts to introduce the latest in solid-state technologies to further improve component performance, reliability and extended service life of these systems. The AN/SPY-1 and the MK99 are currently aboard the U.S. Navy's fleet of cruisers and destroyers, as well as Japanese Kongo-class destroyers, Spanish F-100-class frigates and South Korean KDX-111 King Sejong the Great-class destroyers. The AN/SPY-1 radar will also be deployed onboard the Royal Australian Navy's future Air Warfare Destroyer; Raytheon Australia serves as the combat systems integrator for AWD.