**OVERVIEW:** The SSN 774 *Virginia* [Flight I] is a nuclear-powered attack submarine (SSN) operated by the United States Navy. Representing the initial iteration of the *Virginia*-class, it is designed for a broad spectrum of littoral and open-ocean missions.

**DETAILS:**
The *Virginia*-class emerged from the US Navy's 21st Century Attack Submarine (NSSN) program, conceived in the late 1980s as a successor to the *Los Angeles*-class. The design prioritizes cost-effectiveness, modularity, and enhanced shallow-water operations capabilities. Flight I, specifically, emphasizes advanced acoustic silencing, improved sensor integration, and the capacity to support special operations forces. A significant driver behind the design was the need to operate effectively in the increasingly complex and contested littoral environments where traditional open-ocean submarine warfare tactics are less applicable. The construction of the *Virginia*-class utilizes advanced manufacturing techniques, including large-diameter hull sections to reduce construction time and cost. These early hulls helped to iron out the manufacturing process that later flights benefitted from.

The *Virginia*-class submarines, particularly the Flight I variants, are tasked with a multi-faceted mission profile that includes anti-submarine warfare (ASW), anti-surface warfare (ASuW), strike warfare, intelligence, surveillance, and reconnaissance (ISR), and support of special operations forces (SOF). The vessel's enhanced shallow water capabilities make it particularly suited for ASW operations in coastal regions and for deploying and recovering SOF teams. It is also capable of launching Tomahawk land-attack missiles (TLAMs) for precision strikes against land-based targets. Given the commission date, the vessel would have been frequently tasked with operations in the Pacific as part of the US pivot strategy.

Technologically, the *Virginia* [Flight I] incorporates a suite of advanced sensors and weapon systems. The AN/BQQ-10 sonar suite provides comprehensive underwater acoustic surveillance, detection, and tracking capabilities. The AN/BLQ-10(V)1 electronic support measures (ESM) system facilitates the detection, identification, and geolocation of radar and communication signals. The AN/BQG-5A LWWAA [BSY-2] (Wide Aperture Array) enhances low-frequency passive detection capabilities, improving the submarine's ability to detect distant targets in noisy environments. Twelve Tomahawk missiles can be launched from two Vertical Payload Tubes (VPT), enabling precision strikes against land-based targets. Four 533mm torpedo tubes provide the capability to launch Mk48 advanced capability (ADCAP) torpedoes for anti-submarine and anti-surface warfare. The AN/BVS-1 photonics mast replaces the traditional periscope, providing improved situational awareness and reduced detectability. The integration of the AN/WLY-1 acoustic intercept system provides the ability to analyze and classify intercepted acoustic signals, further refining its targeting capabilities.

**SPECIFICATION:** Length: 114.9 m || Beam: 10.0 m || Draft: 9.5 m || Disp: 6600 t

**SENSORS:** AN/BLQ-10(V)1 || AN/WLY-1 || AN/BQQ-10 || AN/BPS-16 || AN/BQG-5A LWWAA [BSY-2] || AN/TB-29 || AN/BQS-15 || AN/TB-34 || AN/BVS-1 Photonics Mast

**ARMAMENT:** CSA Mk2 Mod 2 [Mk151] || VPT [2 Cells, 12 Missiles] || 533mm TT || 3-inch Signal Ejector