| Specifications
|
|---|
- Russian Designator:
|
- Project 641
|
| NATO Designator: |
Foxtrot-Class |
| Length: |
299 feet, 6 inches |
| Beam: |
24 feet, 7 inches |
- Draft:
|
- 20 feet
|
- Displacement:
|
- 1,952 tons surfaced, 2,475 tons submerged
|
| Construction: |
- 3/8 inch outer light hull comprising ballast tanks.
7/8 inch
QT28 Nickel Steel pressure hull.
|
- Complement:
|
- 12 officers
10 midshipmen
56 seamen
|
- Maximum Diving Depth:
|
- 985 feet
|
- Speed:
|
- 16 knots surfaced
15 knots submerged
9 knots snorkeling
|
| Range: |
- 20,000 miles surfaced at 8 knots,
11,000 miles snorkeling
- 380 miles submerged at 2 knots
|
- Endurance:
|
- 3 - 5 days submerged
|
- Propulsion:
|
- 3 x Kolomna 2D42M diesel engines, 2,000 hp each.
3 x electric motors; 2 with 1,350 hp and 1 with 2,700 hp.
1 x auxiliary motor with 180 hp.
3 x propeller shafts, each with 6 bladed propellers.
|
- Torpedoes:
|
- 22 maximum
|
- Radar:
|
- Surface search: Snoop Tray; I band.
|
- Sonar:
|
- Herkules medium-frequency active/passive.
- Feniks passive search/attack.
|
| Electronic warfare: |
- Stop Light, Radar Warning.
- Quad Loop Directional Finder.
|
