Pls note: Isreal has a sea based deterrent but it is not based on nuclear powered submarines. So that coupling is not a necessity.
Nuclear states:
- Five nuclear-weapon states under the NPT
- United States
- Russian Federation (formerly Soviet Union)
- United Kingdom
- France
- China
- Other states declaring possession of nuclear weapons
- India
- Pakistan
- North Korea
- Other states believed to possess nuclear weapons
Active SSBN classes
- France
- Triomphant class - 4 in service
- India
- Arihant class - 1 in service
- People's Republic of China
- Type 092 submarine - 1 in service
- Type 094 submarine - 5 in service out of 8 planned.
- Russia
- Borei class - 3 active, 4 more under construction Sevmash.
- Delta III and Delta IV classes - 3 Delta III class in service, 6 Delta IV class in service
- United Kingdom
- Vanguard class - 4 in service
- United States
- Ohio class - 18 in service (of which 4 have been converted into cruise missile submarines)
So, no SSBNs for Israel (diesel electric Dolphin class), Pakistan (new Chinese diesel electric subs) and North Korea (has diesel-electric Golf class).