Naval Systems

Project 7452 / Project 07452 Chusovoy intelligence ship

Project 7452 / Project 07452 Chusovoy is a heavily modified Sorum-class tug built in Yaroslavl and officially classed as a research ship, but used by the Russian Navy as an intelligence-gathering vessel to collect submarine acoustic signatures.

Specifications

Displacement
1,092 t standard; 1,452 t full load
Length
56.5 m
Beam
12.64 m
Draft
4.47 m
Speed
13.2 knots
Range
6,200 nmi at 13 knots
Crew
35
Propulsion
2 x 1,500 hp PG-950/170M electric motors, 2 x 1,000 kW DGR-1000/750 diesel-generators, 2 x 100 kW diesel-generators, 1 fixed-pitch propeller in rotating nozzle
Electronics
2 Don navigation radars, MG-361 Kentavr sonar, R-782-6-3.1 Buran-6 communication complex

Service And Conflict Use

Service History

In service
Commissioned in 1987 as OS-572; renamed GS-31 in 1998 and Chusovoy in 2007.
Used by
Russian Navy, Northern Fleet

Conflict Usage

No reliable open-source evidence found tying Project 7452/07452 Chusovoy to a named armed conflict. Sources describe Chusovoy/Tchusovoy as a heavily modified Sorum-class tug officially classed as a research ship but used as an intelligence platform specializing in acoustic signatures of Western submarines.

Timeline

Project 7452 / Project 07452 Chusovoy intelligence ship Key Events

  1. Commissioned as OS-572

    RussianShips.info lists the vessel as completed on 31 December 1987 before later renaming.

    Sources: Seagoing tug - Project 745

  2. Renamed GS-31

    The ship received the GS-31 designation in Russian service on 1 May 1998.

    Sources: Seagoing tug - Project 745

  3. Renamed Chusovoy

    RussianShips.info records the renaming to Chusovoy on 29 July 2007.

    Sources: Seagoing tug - Project 745

  4. Rare Baltic transit

    Janes reported the ship transiting the Great Belt toward Kronstadt on a rare visit to the Baltic Sea.

    Sources: Rarely seen Russian intelligence-gathering vessel Tchusovoy spotted in Baltic

Related Weapon Systems

Sources