- Caliber
- 200 mm
- Designation
- MD-20-F / 53-F-951
- Rocket type
- Unguided, fin- and spin-stabilized artillery rocket
- Projectile weight
- 194 kg
- Length
- 3,040-3,049 mm with fuse
- Warhead
- High-explosive fragmentation
- Explosive charge
- About 30.08-30.1 kg TNT explosive charge
- Fuse
- VD-20 impact fuse with instant, low-delay, and high-delay settings
- Propulsion
- Single-stage solid-propellant rocket motor
- Motor burn time
- About 5.6 seconds under normal listed conditions
- Maximum range
- 18,750 m under normal conditions
- Velocity
- About 535-590 m/s at end of powered flight, depending on charge temperature
- Launcher
- BMD-20 / 8U33 four-rail multiple rocket launcher
- Nozzle layout
- Six angled peripheral nozzles plus one central nozzle
- Crater effect
- About 5.5-6.0 m diameter and 2.9-3.1 m deep in medium-density ground with delayed fuse