W62 warhead
E860242
The W62 warhead is a U.S. thermonuclear warhead developed during the Cold War for use on intercontinental ballistic missiles, notably the Minuteman III.
All labels observed (1)
| Label | Occurrences |
|---|---|
| W62 warhead canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10223493 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: W62 warhead Context triple: [Nuclear bombs of the United States, hasPart, W62 warhead]
-
A.
W47 warhead
The W47 warhead was a compact American thermonuclear warhead designed primarily for deployment on Polaris submarine-launched ballistic missiles during the Cold War.
-
B.
W78 warhead
The W78 warhead is an American MIRV-capable thermonuclear warhead designed for deployment on intercontinental ballistic missiles.
-
C.
W80 warhead
The W80 warhead is a U.S. thermonuclear warhead designed for use on cruise missiles, notably deployed on systems like the Air-Launched Cruise Missile (ALCM) and Tomahawk.
-
D.
W87 warhead
The W87 warhead is an American MIRV-capable thermonuclear warhead originally designed for the LGM-118A Peacekeeper intercontinental ballistic missile and later adapted for use on Minuteman III ICBMs.
-
E.
W76 thermonuclear warhead
The W76 thermonuclear warhead is a U.S. Navy submarine-launched ballistic missile warhead designed for strategic nuclear deterrence, featuring a compact design and variable-yield capabilities.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: W62 warhead Target entity description: The W62 warhead is a U.S. thermonuclear warhead developed during the Cold War for use on intercontinental ballistic missiles, notably the Minuteman III.
-
A.
W47 warhead
The W47 warhead was a compact American thermonuclear warhead designed primarily for deployment on Polaris submarine-launched ballistic missiles during the Cold War.
-
B.
W78 warhead
The W78 warhead is an American MIRV-capable thermonuclear warhead designed for deployment on intercontinental ballistic missiles.
-
C.
W80 warhead
The W80 warhead is a U.S. thermonuclear warhead designed for use on cruise missiles, notably deployed on systems like the Air-Launched Cruise Missile (ALCM) and Tomahawk.
-
D.
W87 warhead
The W87 warhead is an American MIRV-capable thermonuclear warhead originally designed for the LGM-118A Peacekeeper intercontinental ballistic missile and later adapted for use on Minuteman III ICBMs.
-
E.
W76 thermonuclear warhead
The W76 thermonuclear warhead is a U.S. Navy submarine-launched ballistic missile warhead designed for strategic nuclear deterrence, featuring a compact design and variable-yield capabilities.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | thermonuclear warhead ⓘ |
| armsControlContext | subject to START treaties ⓘ |
| associatedProgram | Minuteman III modernization ⓘ |
| classification | strategic thermonuclear warhead ⓘ |
| compatibleReentryVehicle | Mk-12 RV ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| deliverySystem | land-based ICBM ⓘ |
| deployedBy | United States Air Force ⓘ |
| deploymentConfiguration | multiple independently targetable reentry vehicles ⓘ |
| deploymentPeakPeriod |
1970s
ⓘ
1980s ⓘ |
| deploymentStart | early 1970s ⓘ |
| designedBy | Lawrence Livermore National Laboratory ⓘ |
| designedForMIRV | true ⓘ |
| designStart | 1960s ⓘ |
| designYield |
0.17 megatons of TNT
ⓘ
approximately 170 kilotons of TNT ⓘ |
| developedFor |
LGM-30G Minuteman III
ⓘ
linked to:
Minuteman III
intercontinental ballistic missile ⓘ |
| enteredStockpile | 1970 ⓘ |
| era | Cold War ⓘ |
| fullyRetiredBy | 2009 ⓘ |
| guidanceContext | MIRVed reentry vehicle ⓘ |
| intendedUse |
counterforce targeting
ⓘ
strategic strike ⓘ |
| laterSuccessorOnMinutemanIII | W87 warhead ⓘ |
| mountsIn | Mk-12 reentry vehicle ⓘ |
| nuclearExplosivePackageType | two-stage Teller–Ulam design ⓘ |
| nuclearWeaponFamily | U.S. W-series warheads ⓘ |
| numberOfStages | 2 ⓘ |
| platform |
LGM-30G Minuteman III ICBM
ⓘ
linked to:
Minuteman III
|
| replacedBy |
W78 warhead
ⓘ
W87 warhead ⓘ |
| retired | mid‑2000s ⓘ |
| role | strategic nuclear deterrent ⓘ |
| serviceEntry |
1970
ⓘ
1972 ⓘ |
| status | retired ⓘ |
| successorOnMinutemanIII | W78 warhead ⓘ |
| usedBy |
United States
ⓘ
linked to:
United States of America
|
| usedOn |
Minuteman III MIRV bus
ⓘ
linked to:
Minuteman III
|
| warheadSeries |
Minuteman III warhead family
ⓘ
linked to:
Minuteman III
|
| weaponType | two-stage thermonuclear ⓘ |
| yieldCategory | sub-megaton ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: W62 warhead Description of subject: The W62 warhead is a U.S. thermonuclear warhead developed during the Cold War for use on intercontinental ballistic missiles, notably the Minuteman III.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.