667BDR DELTA III
| Specifications | |
|---|---|
| Soviet Designation | 667BDRM Dolphin |
| US-Designation | Delta IV |
| Development began | 1972 |
| Design Bureau | Central Design Bureau for Marine Engineering "Rubin" |
| Chief designer | S.H. Kovalev |
| Builders | Nr. 402 Severodvinsk |
| Construction and Outfit | 1975-1981 |
| Service time | 1976- |
| Number of ships | 7 |
| Armament | D-9 RM launch system with 16 R-29R missiles |
| 4-533mm torpedo tubes | |
| Power Plant | 2 pressurized water reactors, 90 MW each 2 steam turbines, 20.000 hp each |
| Propellers | 2 × 7 blade fixed-pitch |
| Length | 155 meters / 504 feet |
| Beam | 11.7 meters |
| Draft | 8.7 meters |
| Displacement | 8,940 tons Surfaced 10,600 tons Submerged |
| Operational depth | 320 meters (design) 400 meters (maximum depth) |
| Speed | 13-14 knots Surface 22-24 knots Submerged |
| Crew | 130 men |
| Endurance | 80 days |
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