Rocket 5YA23 (B-759) - one of the latest models of missiles for the complexes of S-75 was designed in the bureau MMP "Vanguard". The development was initiated by the Decree of 22 September 1967 Missile length was 10.91 (10,806) m, weight fully kitted out and tucked the rocket - 2406 kg warhead mass 5ZH98 with ready-made debris in the form of a truncated pyramid - 201 kg (according to other sources - 197 kg), and the mass of the explosive - 90 kg, the number of ready-made debris - 29,000. Another intended for the warhead missiles 5YA23 with ready-spherical fragments had a mass of 197 kg, including the weight of the explosive -90 kg. With the introduction of this modification missiles affected area was provided: range 6 (7) -56 (76) miles in height - 0.1 (0.05) -30 km. Maximum speed of target - 3700 km / h
Anti-aircraft missile system S-75m2 with a missile B-759 (5YA23) was put into service in 1971 the Order of the USSR Ministry of Defense N0023.