| Displacement: | 2,325 surfaced; 3,076 submerged | |
| Dimensions, ft (m): | 238.2; 242.1 (Project 636) x 32.5 x 21.7 (72.1; 73.8 x 9.9 x 6.6) | |
| Main machinery: | Two 3,650 hp (2.68 MW) diesel generators; one 5,900hp (4.34 MW) motor | |
| Speed, knots: | 10 surfaced; 17 submerged; 9 snorting | |
| Complement: | 52 (13 officers) | |
| Range, miles: | 6,000 at 7 knots snorting; 400 at 3 knots submerged | |
| Diving depth, ft (m): | 790 (240) | |
| Endurance: | 52 | |
| Weapons: | Can be outfitted with Club-S missiles (NATO name SS-NX-27 'Alfa'), which can have supersonic 3M-54E or subsonic 3M-54EI antiship missiles, 3M-14E land attack cruise missiles or 91RE1 antisubmarine torpedoes. Six 21" (533 mm) tubes with 18 torpedoes, or 24 mines in lieu of torpedoes. | |
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