Country: Russia
Class, [Type]: Prut, [ARS].
Builder: Zavod imeni 61 Kommunara, Nikolayev, Ukraine.
Commission date: 29 October 1959.
Displacement ( tons ): 3.380 at full load.
Dimensions ( metres ): 89,7 x 14,3 x 5,4
Main machinery: 4 x 3D-100M diesels (1.800 hp each), 2 x props.
Speed ( knots ): 18,8.
Range ( miles ): 2.500 at 16,5 knots, 10.500 at 11,3 knots. 35 days.
Complement: 135.
Radar: Navigation: 2 x Don2.
Sonar: MGA-6 suite. MG-26 underwater telephone.
Comment: EPRON is an acronym for Ekspeditskaya Podvodnik Rabot Ososbogo Nazhnacheniya, the Russian Navy’s submarine rescue service. Refitted at Sebastopol in 1999.