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Seagoing Diving Vessel VM-122
Project 522 / Niryat Class

For ordinary operations in areas of the seas with shallow depths, diving vessels of various displacement were used in the Navy of the USSR. The diving vessel of Project 522 are equipped with 1 diving complex for depth max 60 meter with pressure chamber. Diving vessels of this project served on all fleets of the USSR and later - the Russian Federation. In total, more than 130 vessels of this type were built for the Navy.

Seagoing Diving Vessel VM-122 laid down at the Shipyard No.370 Petrozavod, Leningrad (yard No.317), commissioned in 1954 and was assigned to the Black Sea Fleet Fleet.

Decommissioned in 2013.

Displacement (tons):
Standard: 92
Full load: 119
Dimensions (m):
Length: 28,58
Beam: 5,5
Draft: 1,73
Speed (knots): 12,2
Range: 1760 nmi (10 knots), 1242 nmi (11,5 knots), 850 nmi (12,2 knots)
Autonomy (days): 10
Propulsion: 1x450 hp 6ChSP23/30 diesel, 1 fixed pitch propeller, 1x12,5 kW DG-13 diesel generator, 1x6,5 kW DG-10 diesel generator
Spec. equipment: 1 diving complex (1 pressure chamber) – 60 m
Complement: 22 (7 divers)


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