Mark V Special Operations Craft Tags: Weapon.The Mark V SOC (Special Operations Craft) is a small marine security/patrol/transport boat manufactured by Halter Marine Inc (Gulfport Mississippi). The Mark V is one of the newest additions to the United States Naval Special Warfare Command. thumbnail height (cm) 5.25 length (km) 25.0 width (mm) 5.25 origin United States Learn more... Loading...