Main Page | See live article | Alphabetical index The "Standard Missile" is a type of surface-to-air missile (SAM) originally developed for the United States Navy. Some references claim a limited surface-to-surface capability. SM-2 Block III/IIIA/IIIB Medium Range General Characteristics Primary Function: Surface-to-air missile Contractor: Raytheon and others Power plant: Dual thrust, solid fuel rocket Length: 15 feet, 6 inches (4.72 meters) Weight: SM-2: 1,558 pounds (708 kg) Diameter: 13.5 inches (34.3 cm) Wing Span: 3 feet 6 inches (1.08 meters) Range: 40-90 nautical miles (46-104 statute miles) Guidance system: Semi-active radar homing (IR in Block IIIB) Warhead: Radar and contact fuse, blast-fragment warhead Date Deployed: 1981 (SM-2 MR) SM-2 Block IV Extended Range General Characteristics Primary Function: Fleet and extended area air defense Contractor: Raytheon and others Power plant: two stage solid fuel rockets Length: 21 feet 6 inches with booster (6.55 meters) Weight: 3,225 pounds (1466 kg) Diameter: 21 inches (booster) (34.3 cm) Wing Span: 3 feet 6 inches (1.08 meters) Range: 100-200 nautical miles (115-230 statute miles) Guidance system: Semi-active radar homing Warhead: Radar and contact fuse, blast-fragment warhead Date Deployed: 1998 Copied above information from: [1], see also [1] for an overview of the SM-family. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.