The S-8 KOM is a Soviet/Russian unguided aviation 80mm rocket. The total length of the S-8KOM rocket is 1542mm. The rocket’s launch weight is 11.2kg. The cumulative-fragmentation warhead, weighing 3.6kg, contains 0.9kg of explosive material. The S-8KOM rocket can penetrate 400mm armor upon impact. The rocket launch range is 1300-4000m. The speed range of the carrier aircraft during combat use of all types of S-8 rockets is 166-330 m/s.
Various aircraft have been used as carriers for S-8 rockets, including attack aircraft, bombers, and fighter-bombers such as the Su-17, Su-24, Su-34, Su-25, Su-27, Su-35, MiG-23, and MiG-27; attack helicopters such as the Mi-8, Mi-24, Mi-35, Mi-28, Ka-52, and Ka-50, as well as armored personnel carriers and assault landing craft.
This rocket was created for the Soviet Army in 1969 and continues to be used today.
This rocket part can be used to make an interesting exhibit. This part of the rocket is safe, has completed its use, and does not pose any threat.
More information about the S-8KOM can be found in English at https://en.wikipedia.org/wiki/S-8_(rocket)
and in Ukrainian at https://uk.wikipedia.org/wiki/%D0%A1-8.
A video of firing these rockets from a helicopter can be seen at https://www.youtube.com/watch?v=nweSohFqzO8.