Jan 19, 2017 · Two 57 mm/81 ZIF-75 Quad Mounts on unidentified Kanin class missile destroyer in 1983. U.S. Navy Photograph No. DN-ST-84-01633. This weapon was developed from the earlier ZIF-31 and the ZIF-74 single 57 mm AA mounting, which was …

The AK-257 is a Soviet 57mm naval gun, originally a land ZIF-31 L/70 57mm (Type 66/76) cannon. During the early 1950s, development began of naval versions of the 57x348mmSR 70 calibre weapon which had entered service with the Soviet army in 1950 as the S-60.

Oct 30, 2016 · The AK-725 had twin water cooled ZIF-74 barrels, which were modified to use belt ammunition, thus allowing for longer firing periods before reloading. Compared to the ZIF-71, this new weapon could fire bursts twice as long and had 80% less cooling time between bursts.

La classe Gnevnyj o Progetto 57, secondo la classificazione sovietica, era costituita da 8 unità fu la prima classe di cacciatorpediniere concepiti come unità missilistiche nella Marina Sovietica. La classe era conosciuta in Occidente come classe Krupny e …

Oct 11, 2020 · 57 mm/81 ZIF-71 and ZIF-75. Modified Skoryy, Kildin and Krupny Classes. 57 mm/78.7 SM-24-ZIF and ZIF-31. Submarines, Skoryy, Kanin and Kildin Classes. 57 mm (6-pdr.) Many Warships 1904 - 1914. 47 mm (3-pdr.) Many Warships 1884 - 1920. 45 mm/68 21-KM. Many Warships 1942 - 1947. 45 mm/46 AA 21-K.

ЗИФ-75四联57毫米高炮广泛装备于苏联海军50,60年代的军舰。由于口径更大，射程和毁伤能力也比之前装备于41，56型等驱逐舰的45毫米版本更强。

Jan 13, 2023 · A 45mm SM-20-ZIF mount. I'm putting together a post on the quadruple 45mm and 57mm weapons. Any pictures would be most helpful!

Development started in 1954 and it designated ZiF-75 when the prototype was produced in 1956 and it was in service from 1960 onwards. The mounting was never very succesful and even before it entered service a request for a completely new mount was made.

Установка ЗИФ-75 была принята на вооружение приказом МО СССР № 00179 от 19.12.1960 г. У артустановки ЗИФ-75 четыре ствола помещены в одной люльке, состоящей из двух сварных половин.

Un totale di 54 ZIF-75 sono stati costruiti. Queste armi hanno avuto notevoli problemi operativi, la maggior parte legata al fatto che erano in supporti aperto, che ha causato problemi per le navi che operarono nell'Oceano Artico e voleva dire anche mancanza di protezione NBC.