| Reactor designation | Type | Date first deployed | Uses |
|---|---|---|---|
| OK-150 | PWR | 1957 | Icebreaker Lenin |
| VT-1 | LMFR | 1962 | K-27 |
| OK-900 | PWR | 1970 | Icebreaker Lenin |
| KLT-40 | PWR | 1975 | Arktika-class icebreakers
Merchant ship Sevmorput |
| KN-3 | PWR | 1977 | Kirov-class battlecruisers
Ulyanovsk class supercarriers (proposed) |
| BM-40A | LMFR | 1977 | Alfa class attack submarines |
| OK-550 | LMFR | 1977 | Alfa class attack submarines |
