G&C Provides Functional Design for Saudi Multi-Mission Surface Combatant

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Gibbs & Cox naval architecture and marine engineering firm (G&C) will support the functional design of new, Multi-Mission Surface Combatant (MMSC), a new class of frigate based on the Freedom-variant Littoral Combat Ship ordered by the Royal Navy of Saudi Arabia. G&C will work as a subcontractor for Lockheed Martin, the prime contractor for the program. The company already provides design & engineering efforts for monitoring, maintenance, upgrades & improvements to the LCS class design for all hulls, under a separate contract from Lockheed Martin.

In May 2017, the United States Navy and Kingdom of Saudi Arabia signed a Letter of Offer and Acceptance (LOA) for four MMSCs. This agreement represents the first sale of a new, U.S.-built surface combatant to another nation in more than 40 years.

The MMSC is a lethal and highly maneuverable multi-mission surface combatant capable of littoral and open ocean operation. The Multi-Mission Surface Combatant has a range of 5,000 nautical miles and can reach speeds in excess of 30 knots.The vessel will have a 118 meter long hull and it will utilize the same combined diesel and gas propulsion system.

The vessels will be equipped with COMBATSS-21 Combat Management Systems and sensors including the TRS-4D Radar, and IFF systems, Low-Frequency Active Passive Variable Depth Sonar. Their weapon system will comprise of two eight-cell MK-41 Vertical Launch Systems (VLS) (16 launchers in total) carrying RGM-84 Harpoon Block II anti-ship missiles and RIM-162 Evolved Sea Sparrow Missiles (ESSM) air defense missiles. A single MK-75 76mm OTO Melara Gun System and RIM 116C Block II Rolling Airframe Missiles (RAM) short-range anti-missile defense system are also included.