AKA: Standard-ER;W81. Payload: 61 kg (134 lb). Gross mass: 1,360 kg (2,990 lb). Height: 8.23 m (27.00 ft). Diameter: 0.34 m (1.11 ft). Span: 1.55 m (5.08 ft). Apogee: 20 km (12 mi).
Development Cost $: 56.800 million. Recurring Price $: 0.087 million in 1971 dollars. Flyaway Unit Cost 1985$: 0.034 million in 1971 dollars. Guidance contractor: Raytheon. Maximum range: 56 km (34 mi). Number Standard Warheads: 1. Standard warhead: W81. Warhead yield: 2.00 KT. Boost Propulsion: Solid rocket. Maximum speed: 2,900 kph (1,800 mph). Initial Operational Capability: 1968. Total Number Built: 3563. Surveillance Radar: SPQ-5/F-G. Tracking Radar: SPG-49.