FORCETALLY
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At a glance
Balzam-class intelligence shiplarger figure on 4 of 5
Measured figures
Length
Single source105 m (344 ft)[source]
Length
Single sourceConfiguration
| Specification | Balzam-class intelligence ship | BPS-500 missile boat |
|---|---|---|
| Displacement | 4,900 tons full load[source] | — |
| Power | 2 shaft diesel 9,000 hp (6,700 kW)[source] | 2 × MTU diesel engine for 19,600 bhp (14,600 kW); 2 x Kamewa pump-jets[source] |
| Builders | Yantar Yard Kaliningrad[source] | — |
| Operators | Soviet Navy Russian Navy[source] | Vietnam People's Navy[source] |
| Preceded by | Primor'ye-class surveillance ship |
BPS-500 missile boatlarger figure on 1 of 5
Counts only measures both sources give with the same scope. A larger figure is not a better system.
62 metres (203.4 ft )[source]
at 14 knots (26 km/h )
Single source2,200 nautical miles (4,100 km ; 2,500 mi ) at 14 knots (26 km/h )[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| — |
| Succeeded by | Vishnya-class intelligence ship[source] | — |
|---|
| Built | 1980–1986[source] | 1998–2001, 2025–present[source] |
|---|
| In commission | 1980–1987[source] | 2001–present[source] |
|---|
| Planned |
|---|
| Completed |
|---|
| Active |
|---|
| Laid up |
|---|
| Retired |
|---|
| Type | intelligence ship[source] | Guided-missile corvette[source] |
|---|
| Sensors & processing systems | Sonar: MG-349 hull mounted array, MG-13 underwater communications, MG-7[source] | MR-352 ("Cross Dome") search radar MR-123 ("Bass Tilt") fire control radar[source] |
|---|
| Electronic warfare & decoys | Cage Pot I, Twin Wheel, Log Maze[source] | — |
|---|
| Armament | 2 × 4 9K32 Strela-2 positions, 1 × 30 mm AK-630 anti-aircraft gun, 1×7 55 mm MRG-1 grenade launcher[source] | 1 x AK-176 76 mm gun 1 x AK-630 30 mm CIWS 2 x 12.7 mm machine guns Anti-ship missiles 8 x Kh-35 Uran anti-ship missiles ( Ship 381 ) 8 x VCM-01 anti-ship missiles (from A2 onward) 1 x 9K38 Igla MANPADS[source] |
|---|
| Country of origin | Soviet Union[source] Soviet Union[source] | — |
|---|
| Name | — | BPS-500 class[source] |
|---|
| On order | — |
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| Building | — |
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| Tonnage | — | 850 tons (full load)[source] |
|---|
| National origin | — | Russia[source] |
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| Alternative designation | — | BPS-500[source] |
|---|