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At a glance
German tanker Spessartlarger figure on 3 of 4
Grisha-class corvettelarger figure on 1 of 4
Counts only measures both sources give with the same scope. A larger figure is not a better system.
Measured figures
Length
Single source130.2 m (427 ft 2 in)[source]
Length
Single sourceConfiguration
| Specification | German tanker Spessart | Grisha-class corvette |
|---|---|---|
| Name | Spessart[source] | Grisha class[source] |
| Namesake | Spessart[source] | — |
| Owner | Deutsche Marine[source] | — |
| Port of registry | Hamburg , Germany[source] | — |
| Builder | Kröger , Rendsburg[source] | — |
| Launched |
71.6 m (235 ft)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
13 February 1975[source] |
| — |
| Acquired | 1976[source] | — |
|---|
| Commissioned | 5 September 1977[source] | — |
|---|
| Renamed | Okapi[source] | — |
|---|
| Home port | Kiel , Germany[source] | — |
|---|
| Identification | IMO number : 7362079 MMSI number : 211211850 Callsign : DRKN Pennant number : A1442[source] | — |
|---|
| Status | Active[source] | — |
|---|
| Type | Rhön -class tanker[source] | Anti-submarine corvette[source] |
|---|
| Tonnage | 6,103 GRT 10,800 DWT[source] | — |
|---|
| Propulsion | 1 shaft, controllable pitch propeller[source] | — |
|---|
| Capacity | 11,000 m 3 (390,000 cu ft) (fuel) 400 m 3 (14,000 cu ft) (water)[source] | — |
|---|
| Country of origin | Germany[source]German tanker Spessart · literal inventory Origin field assigned to the exact named-ship row covered by the explicit shared Origin cell; no operator, manufacturer location or parent/sibling specification inference | Soviet Union[source] |
|---|
| Used by | German Navy[source]Current operator stated in the article; inventory date not specified | — |
|---|
| Builders | — | Zelenodolsk Gorky Plant (340), Zelenodolsk; Leninska Kuznya (302), Kiev; Kirov Shipyard (876), Khabarovsk; Eastern Shipyard (602), Vladivostok[source] |
|---|
| Operators | — | Soviet Navy (former) Soviet Border Troops (former) Russian Navy Russian Coast Guard Ukrainian Navy (former) Border Police of Georgia (former) Lithuanian Naval Force (former)[source] |
|---|
| Succeeded by | — | Gepard class Steregushchiy class[source] |
|---|
| Planned | — | 92[source] |
|---|
| Completed | — | 86[source] |
|---|
| Cancelled | — |
|---|
| Active | — | 16 in Russian Navy as of 2025 (6 Pacific, 6 Northern, 4 Black Sea)[source] |
|---|
| Retired | — | 69[source] |
|---|
| Sensors & processing systems | — | 1 Don-2 navigation radar 1 Strut Curve air/surface search radar 1 Pop Group SA-N-4 fire control radar 1 Muff Cob MR-103 fire control radar Bull Nose low-frequency hull-mounted sonar Elk Tail medium-frequency through-hull dipping sonar[source] |
|---|
| Electronic warfare & decoys | — | Bizan-4B suite with Watch Dog intercept[source] |
|---|
| Armament | — | 1 twin SA-N-4 Gecko surface-to-air missile launcher (20 missiles) 1 twin 57mm 70-caliber AK-725 ( ru ) dual purpose guns 2 RBU-6000 anti-submarine rocket launchers (96 rockets) 2 twin 533 mm torpedo tubes 2 depth charge racks (12 depth charges) Up to 18 mines in place of depth charges[source] |
|---|