Users
- Brazil - Used by Mi-35M
- Bulgaria
- China
- India Manufactured at Ordnance Factory Tiruchirappalli of the Ordnance Factories Board
- Iraq
- Pakistan
- Romania - manufactured locally by SC Uzina Mecanică Cugir as GȘ-23.
- Russia
- Serbia
- Soviet Union
- Vietnam
Read more about this topic: Gryazev-Shipunov GSh-23