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Auxiliary Ships


Seagoing Tug MB-173
Project 733 / Okhtenskiy class

The seagoing tug of project 733 is intended for towing and berthing operations in the sea and coastal areas. They are equipped with electric motor, and diesel generators. Tugs of this project in various modifications served on all fleets of the USSR and later - the Russian Federation. In total, more than 50 seagoing tugs, rescue tugs and Coast Guard ships of this type were built for the Navy and Coast Guard in Leningrad.

Seagoing tug MB-173 laid down at the Shipyard No.370 Petrozavod, Leningrad (yard No.636), commissioned in 1965.

Now in service.

Displacement (tons):
Standard: 717
Full load: 890
Dimensions (m):
Length: 47,3
Beam: 10,3
Draft: 4,14
Speed (knots): 13,2
Range: 8000 nmi (11 knots), 6000 nmi (13 knots)
Autonomy (days): 30
Propulsion: 1x1900 hp PG-150/60 electric motor, 1 fixed pitch propeller in rotating nozzle, 2x1000 kW 5D-50 diesel generators, 2x20 kW diesel generators


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