Precision Castparts
E79842
Precision Castparts is a major manufacturer of complex metal components and products, particularly for the aerospace and industrial gas turbine industries.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Precision Castparts Corp. | 6 |
| Precision Castparts canonical | 1 |
| Precision Castparts aerospace segment | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T638806 — 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: Precision Castparts Context triple: [Berkshire Hathaway, owns, Precision Castparts]
-
A.
GKN Sankey
GKN Sankey was a British engineering and manufacturing company best known for producing military vehicles and automotive components.
-
B.
United Technologies Corporation
United Technologies Corporation was a major American multinational conglomerate known for its aerospace and building systems businesses, including Pratt & Whitney and Otis Elevator, before merging with Raytheon Company.
-
C.
Hamilton Sundstrand
Hamilton Sundstrand was a major aerospace and industrial systems manufacturer known for producing aircraft systems, space and defense products, and industrial technologies before being integrated into Collins Aerospace.
-
D.
Rockwell International
Rockwell International was a major American manufacturing conglomerate best known in aerospace for building the Space Shuttle orbiters and contributing extensively to U.S. defense and space programs.
-
E.
Steward Machine Company
Steward Machine Company was an American manufacturing firm best known for its role as the petitioner in the landmark 1937 U.S. Supreme Court case Steward Machine Co. v. Davis, which upheld key provisions of the Social Security Act.
- 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: Precision Castparts Target entity description: Precision Castparts is a major manufacturer of complex metal components and products, particularly for the aerospace and industrial gas turbine industries.
-
A.
GKN Sankey
GKN Sankey was a British engineering and manufacturing company best known for producing military vehicles and automotive components.
-
B.
United Technologies Corporation
United Technologies Corporation was a major American multinational conglomerate known for its aerospace and building systems businesses, including Pratt & Whitney and Otis Elevator, before merging with Raytheon Company.
-
C.
Hamilton Sundstrand
Hamilton Sundstrand was a major aerospace and industrial systems manufacturer known for producing aircraft systems, space and defense products, and industrial technologies before being integrated into Collins Aerospace.
-
D.
Rockwell International
Rockwell International was a major American manufacturing conglomerate best known in aerospace for building the Space Shuttle orbiters and contributing extensively to U.S. defense and space programs.
-
E.
Steward Machine Company
Steward Machine Company was an American manufacturing firm best known for its role as the petitioner in the landmark 1937 U.S. Supreme Court case Steward Machine Co. v. Davis, which upheld key provisions of the Social Security Act.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
manufacturer ⓘ |
| acquiredBy | Berkshire Hathaway ⓘ |
| acquisitionDate | 2016 ⓘ |
| acquisitionValueUSD | 37000000000 ⓘ |
| coreBusiness |
manufacturing complex metal components
ⓘ
manufacturing products for aerospace ⓘ manufacturing products for industrial gas turbines ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| formerName |
Precision Castparts
self-linksurface differs
ⓘ
surface form:
Precision Castparts Corp.
|
| foundedBy | Joseph Buford Cox ⓘ |
| hasDivision |
Airframe Products
ⓘ
Forged Products ⓘ Structural Castings ⓘ |
| hasSubsidiary |
Special Metals Corporation
ⓘ
Timet (Titanium Metals Corporation) ⓘ Wyman-Gordon ⓘ |
| headquartersLocation |
Portland, Oregon, United States
ⓘ
surface form:
Portland, Oregon
|
| inception | 1953 ⓘ |
| industry |
aerospace
ⓘ
industrial gas turbine ⓘ oil and gas ⓘ power generation ⓘ |
| keyCustomer |
Airbus
ⓘ
Boeing ⓘ General Electric ⓘ Pratt & Whitney ⓘ Rolls-Royce Limited ⓘ
surface form:
Rolls-Royce Holdings
|
| manufacturingProcess |
forging
ⓘ
investment casting ⓘ precision machining ⓘ |
| marketPosition |
major supplier to aerospace industry
ⓘ
major supplier to industrial gas turbine industry ⓘ |
| materialSpecialty |
nickel-based superalloys
ⓘ
stainless steel ⓘ titanium ⓘ |
| parentOrganization | Berkshire Hathaway ⓘ |
| product |
aerospace engine components
ⓘ
aerospace fasteners ⓘ airframe components ⓘ forged components ⓘ industrial gas turbine components ⓘ investment castings ⓘ nickel-based superalloy components ⓘ seamless pipe ⓘ structural castings ⓘ titanium products ⓘ |
| stockExchangeListing | New York Stock Exchange ⓘ |
| tickerSymbol | PCP ⓘ |
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: Precision Castparts Description of subject: Precision Castparts is a major manufacturer of complex metal components and products, particularly for the aerospace and industrial gas turbine industries.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Precision Castparts Corp.
this entity surface form:
Precision Castparts Corp.
this entity surface form:
Precision Castparts Corp.
this entity surface form:
Precision Castparts aerospace segment
this entity surface form:
Precision Castparts Corp.
this entity surface form:
Precision Castparts Corp.