Current as of: May 21, 1996
Created July 29, 1992
START: TREATY LIMITED ITEMS
The START Treaty sets forth limits for Intercontinental Ballistic
Missiles (ICBMs) and their associated launchers and warheads;
Submarine Launched Ballistic Missiles (SLBMs) launchers and
warheads; and heavy bombers and their armaments including
Long-Range Nuclear Air-Launched Cruise Missiles (LRNAs). The
existing types of these items for the US and Soviet Union
are described below.
U.S. | USSR |
Intercontinental Ballistic Missiles (ICBMs) |
Weapon | Launcher | Warheads Per Missile | Weapon | Launchers | Warheads Per Missile |
Minuteman II (MMII) | Silo | 1 | SS-11 | Silo | 1 |
Minuteman III (MMlll) | Silo | 3 | SS-13 | Silo | 1 |
Peacekeeper (PK) | Silo(1) | 10 | SS-17 | Silo | 4 |
--- | --- | --- | SS-18 (heavy) | Silo | 10 |
--- | --- | --- | SS-19 | Silo | 6 |
--- | --- | --- | SS-24 | Mobile/Silo(1) | 10 |
--- | --- | --- | SS-25 | Mobile | 1 |
(1) Silo-based SS-24s and PKs are considered
mobile ICBMs for most Treaty purposes. |
Submarine Launched Ballistic Missiles (SLBMs) |
Weapon | Warheads Per Missile | Weapon | Warheads Per Missile |
Poseidon | 10 | SS-N-6 | 1 |
Trident I | 8 | SS-N-8 | 1 |
Trident II | 8 | SS-N-18 | 3(2) |
--- | --- | SS-N-20 | 10 |
--- | --- | SS-N-23 | 4 |
(2) Subject to downloading provisions |
Heavy Bomber Aircraft |
Bomber | Armament | Bomber | Armament |
B-52G | LRNAs & other nuclear armament | Bear H | LRNAs |
B-52H | LRNAs | Blackjack | LRNAs |
B-1B | Other nuclear armament | Bear A | Other nuclear armament |
B-2 | Other nuclear armament | Bear B | Other nuclear armament |
--- | --- | Bear G | Other nuclear armament |
Long-Range Nuclear Air-Launched Cruise Missiles (LRNAs) |
Weapon | Weapon |
AGM-86B | AS-15 Mod A |
AGM-129 | AS-15 Mod B |