Version: 9K714B. IOC: 1980. Department of Defence Designation: SS-23. ASCC Reporting Name: Spider. Article Number: 9K714B. Popular Name: Oka. Launch System: Tochka. Complex: 9K714B. Missile: 9M79.
First flight 1974. SS-21 is Tochka SRBM mounted on a ZIL-375 transporter, while SS-23 is the same missile on an 8-wheeled TEL.
Manufacturer: MITT. Total Mass: 4,688 kg (10,335 lb). Core Diameter: 0.97 m (3.18 ft). Total Length: 7.52 m (24.67 ft). Span: 0.97 m (3.18 ft). Standard warhead mass: 700 kg (1,540 lb). Maximum range: 500 km (310 mi). Number Standard Warheads: 1. Standard warhead yield: 100 KT. Standard warhead CEP: 0.37 km (0.22 mi). Boost Propulsion: Solid rocket. Guidance: Inertial. Total Number Built: 250.