Seagoing diving boat - Project 522

Seagoing diving boats
Project 522

NATO: Niryat Class

Completed

134 (?) units

Ships

Nikolaev-on-Amur Shipyard (18 units), Shipyard №370 Petrozavod, Leningrad (1954 – №310-317, 1955 – №318-325)

Name	Yard №	Laid Down	Launched	Commissioned	Note
VM-1	-	-	-	-
VM-2	-	-	-	-
VM-5	№386	-	-	1960	Shipyard №370 Petrozavod, Leningrad
VM-6	-	-	-	1961
VM-7	-	-	-	1961
VM-9	№387	-	-	1960	Shipyard №370 Petrozavod, Leningrad
VM-10	-	-	-	1962
VM-11	-	-	-	-
VM-14	№388	-	-	1960	Shipyard №370 Petrozavod, Leningrad
VM-15	-	-	-	-
VM-16	-	-	-	-
VM-17	-	-	-	-
VM-18	-	-	-	-
VM-19	-	-	-	-
VM-21	-	-	-	-
VM-22	-	-	-	-
VM-24	-	-	-	-	Nikolaev-on-Amur Shipyard
VM-29	-	-	-	-
VM-31	№300?	-	-	1951	Shipyard №370 Petrozavod, Leningrad
VM-32	№301	-	-	1952	Shipyard №370 Petrozavod, Leningrad
VM-33	№302?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-34	№303?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-35	№304?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-36	№305?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-37	№306?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-38	№307?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-41	№8	-	-	-	Nikolaev-on-Amur Shipyard, then - PSKA
VM-43	-	-	-	-
VM-47	-	-	-	-
VM-48	№308?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-49	№309?	-	-	1953	Shipyard №370 Petrozavod, Leningrad
VM-53	№11	-	-	1962	Nikolaev-on-Amur Shipyard
VM-63	-	-	-	29.12.1954
VM-65	-	-	-	1955
VM-66	№317	-	-	1954	Shipyard №370 Petrozavod, Leningrad
VM-68	-	-	-	-
VM-69	№313	-	-	1954	Shipyard №370 Petrozavod, Leningrad
VM-70	-	-	-	1954
VM-71	-	-	-	-
VM-73	-	-	-	1955	Shipyard №370 Petrozavod, Leningrad
VM-74	-	-	-	-
VM-75	-	-	-	-
VM-76	-	-	-	-
VM-77	-	-	-	-
VM-79	№360	-	-	1959	Shipyard №370 Petrozavod, Leningrad
VM-80	-	-	-	-
VM-81	№325	20.10.1954	-	30.04.1955	Shipyard №370 Petrozavod, Leningrad
VM-82	-	-	-	-
VM-83	-	-	-	-
VM-84	-	-	-	-
VM-85	-	-	-	-
VM-86	-	-	-	1955
VM-87	-	-	-	-
VM-88	-	-	-	1956
VM-89	-	-	-	-
VM-90	-	-	-	-
VM-91	-	-	-	1962
VM-92	-	-	-	-
VM-93	-	-	-	-
VM-99	-	-	-	-
VM-102	-	-	-	-
VM-103	-	-	-	-
VM-104	-	-	-	-
VM-105	-	-	-	-
VM-106	-	-	-	-
VM-107	№351	-	-	1959	Shipyard №370 Petrozavod, Leningrad
VM-108	№352	-	-	1958	Shipyard №370 Petrozavod, Leningrad
VM-109	-	-	-	-
VM-113	-	-	-	1957
VM-114	№340	-	-	1958	Shipyard №370 Petrozavod, Leningrad
VM-115	-	-	-	1958
VM-116	-	-	-	-
VM-117	-	-	-	-
VM-118	-	-	-	-
VM-119	-	-	-	-
VM-120	-	-	-	1958?
VM-121	-	-	-	-
VM-122	№364	-	-	1959	Shipyard №370 Petrozavod, Leningrad
VM-123	-	-	-	-
VM-124	-	-	-	-
VM-125	№365	23.12.1957	-	28.09.1959	Shipyard №370 Petrozavod, Leningrad
VM-126	-	-	-	-
VM-127	-	-	-	-
VM-128	-	-	-	-
VM-129	-	-	-	-
VM-130	-	-	-	-
VM-131	-	-	-	-
VM-132	-	-	-	-
VM-133	-	-	-	-
VM-134	-	-	-	1962
VM-135	-	-	-	-
VM-136	-	-	-	1962	Nikolaev-on-Amur Shipyard
VM-137	-	-	-	-
VM-138	-	-	-	-
VM-139	-	-	-	-
VM-140	-	-	-	-
VM-141	-	-	-	-
VM-142	-	-	-	-
VM-147	--	-	-	-
VM-148	-	-	-	-
VM-149	-	-	-	-
VM-150	-	-	-	-
VM-151	-	-	-	-
VM-155	-	-	-	-
VM-156	-	-	-	-
VM-157	-	-	-	-
VM-158	-	-	-	-
VM-160	-	-	-	-
VM-161	-	-	-	-
VM-162	-	-	-	-
VM-163	-	-	-	-
VM-164	-	-	-	-
VM-165	-	-	-	-
VM-166	-	-	-	-
VM-167	-	-	-	-
VM-168	-	-	-	-
VM-169	-	-	-	-
VM-170	-	-	-	-
VM-171	-	-	-	-
VM-172	-	-	-	-
VM-173	-	-	-	-
VM-174	-	-	-	-
VM-175	-	-	-	-
VM-176	-	-	-	-
VM-177	-	-	-	-
VM-178	-	-	-	-
VM-179	-	-	-	-
VM-180	-	-	-	-
VM-181	-	-	-	-
VM-182	-	-	-	-
VM-183	-	-	-	-
VM-184	-	-	-	-
VM-185	-	-	-	-
VM-186	-	-	-	-
VM-187	-	-	-	-
VM-188	-	-	-	-
VM-189	-	-	-	-
VM-191	-	-	-	-
VM-192	-	-	-	-
VM-193	-	-	-	-
VM-194	-	-	-	-
VM-195	-	-	-	-
VM-201	-	-	-	-
VM-203	-	-	-	-
VM-260	-	-	-	-
VM-261	-	-	-	-

General characteristics - Project 522

Displacement (tons):
Standard:	92
Full load:	119
Dimensions (m):
Length:	28,58
Beam:	5,5
Draft:	1,725
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
Electronics:	Kivach-2 navigation radar (VM-81) or Donets-2 (VM-114) (on some boats – Stvor), ARP-50R radio direction finder
Equipment:	1 dive complex (1 pressure chamber) – 60 m
Complement:	22 (7 divers)

Schematics

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Modernizations

Border guard boat: VM-41

Fleets

Baltic Fleet: VM-11, 17, 19, 47-49, 68, 81, 84, 102, 104, 106, 119, 120, 127, 129
Black Sea Fleet: VM-1 (then Nothern Fleet), 5, 9, 14, 34, 43, 66, 71, 73, 74 (then Pacific Fleet), 86, 88 (from 25.04.1996 Caspian Flotilia), 107, 108, 113, 114, 122, 125
Northern Fleet: VM-7 (then Caspian Flotilia), 16, 33, 69, 79, 80, 87, 99, 116, 117, 121, 126, 193
Pacific Fleet: VM-6, 10, 24, 29, 41 (then Amur), 53, 63, 89, 91, 103, 105, 133, 134, 136, 261
Caspian Flotilia: VM-2, 15, 18, 65, 109

Hull Numbers

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Decommissioned

VM-1 (civil vessel, without rename), VM-2 (transferred to KMP, from 9.12.1969 Vodolaz O.Gadzhidadaev), VM-19 (civil vessel of "Yug" club), VM-73 (civil vessel of the 8-th EOPTR, then "Spetsmorstroy", from 12.10.1993 PPTK «Poseydon», then ZAO SK Epron-8, to scrap 2013), VM-104 (№104, «Akvilon» diving club), VM-115 (Michman Chaykin - civil organisation Pamyat Baltiki), VM-136 (civil vessel)
1993 – VM-84 (22.02), VM-106 (22.02), VM-127 (22.02)
1996 – VM-107
2002 – VM-81 (civil vessel without rename)
2003 – VM-41 (17.09, №41 OOO "Aktiniya")
2010 – VM-134
2012 – VM-66, VM-79
2013 – VM-122?
2014 – VM-79 (5.05)

Export

Azerbaijan: 2 units
A641 decomm. 2000, A642 1964

Albania: 2 units
Shkiptari A534 (till 09.1958 VM-113), from 2003 rescue boat R218

Algeria: 1 unit
In 1965: Yavdejan VP650 1964. Decommissioned in 1997

Egypt: 2 units
In 1964: P001, P002

Vietnam: 1 unit
1x2 12,7 mm

Iraq: 2 units

Cuba: 2 units

Latvia: 1 unit
Lidaka A101, then A51 (№875) ?/?/1958. Ex- diving boat Gefest "Latrek" firm, till 1991 USSR civil Gefest.

Lybia: 1 unit

Ukraine: 3 units
Seagoing diving boats Brody, from 2002 Alchevsk, from 2004 Volnogorsk U707 (till 1.08.1997 VM-114) decomm. 17.10.2013, VM-5 U708, 7.10.1996 tranferred to Kerch MChS, Energodar U709 (till 1997 VM-14), from 30.11.2004 civil boat

RussianShips.info

Seagoing diving boats Project 522

NATO: Niryat Class

Seagoing diving boats
Project 522