Grisha class corvette

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Grisha I class corvette.

Russian Project Number:1124
The Albatros (Russian: Альбатрос)-class (NATO reporting name: Grisha-I) was a series of 12 large anti-submarine corvettes built by the Soviet Union between 1970 and 1974. These ships had a limited range and were used only in coastal waters. They were equipped with a variety of ASW weapons and an SA-N-4 surface-to-air missile launcher. All were fitted with retractable fin stabilizers. Seven were still in service in 1997, though all had been stricken by 1999. Russian type designation was Malyy Protivolodochnyy Korabl (Small Anti-Submarine Ship).

The Grisha II class (1124P) were built for the KGB border guard, These ships had a 57 mm gun replacing the SAN-4 missile system. 12 ships were built in the 1970's. Two were transferred to the Ukrainian Navy and around ten are in service with Russia.

Grisha V class corvette.

The Grisha III class (1124M) were built in the late 1970s to early '80s. These ships incorporated several small scale modifications, including a 30 mm gun and new electronics. About 20 remain in Russian service. Two ships are in service with the Lithuanian Navy

A single Grisha IV class (1124K) ship was built. This ship was a trials ship for the SAN-9 missile system.

The Grisha V class (1124 ME) ships were built between 1985 and 1994. This incorporated further modifications with the 57 mm guns being replaced by a single 76 mm gun. About 28 ships remain in the Russian Navy

[edit] General characteristics

Displacement: 830 tons (990 full-load)
Length: 71.2 m (66.9 waterline)
Beam: 10.15 m
Draft: 3.4 m
Propulsion: One 18,000 shp gas turbine, Two 10,000 bhp M-507A diesels, Three shafts, two maneuvering propellers
Max. Speed: 34 knots
Range: 4,000 nm at 10 knots
Electric Plant: 1×500 kW, 1×300 kW, and 1×200 kW diesel sets
Crew: 60
Armament:
- 1 twin Osa-M SA-N-4 surface-to-air missile launcher (20 missile magazine capacity)
- 1 twin 57 mm 70-caliber AK-257 dual-purpose automatic gun
- 2 RBU-6000 12-barreled ASW rocket launchers (96 RGB-60 rockets)
- 2 twin 533 mm torpedo tubes
- 2 depth charge racks (12 depth charges)
- Up to 18 mines in place of depth charges
Electronics:
- Radar: 1 Don-2 navigation, 1 Strut Curve air/surface search, 1 Pop Group SA-N-4 fire control, 1 Muff Cob AK-257 fire control
- Sonar: Bull Nose low-frequency hull-mounted, Elk Tail medium-frequency through-hull dipping
- Electronic Warfare: 2 Watch Dog passive intercept (2–18 GHz)
- IFF: 1 High Pole A, 1 High Pole B transponders