Pratt & Whitney Canada PT6C‑67C

E384721

PT6C engine variant turboshaft engine

The Pratt & Whitney Canada PT6C‑67C is a turboshaft engine variant in the PT6 family, designed to power medium twin-engine helicopters with high reliability and performance.

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All labels observed (5)

Label	Occurrences
Pratt & Whitney Canada PT6C‑67E	2
PT6C‑67 engine series	1
Pratt & Whitney Canada PT6C-67E	1
Pratt & Whitney Canada PT6C‑67C canonical	1
Pratt & Whitney Canada PT6C‑67D	1

How this entity was disambiguated

This entity first appeared as the object of triple T3727039 — 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: Pratt & Whitney Canada PT6C‑67C
Context triple: [AW139, engineModel, Pratt & Whitney Canada PT6C‑67C]

A. Pratt & Whitney Canada PT6A-68B
The Pratt & Whitney Canada PT6A-68B is a turboprop aircraft engine variant in the PT6A family, designed to deliver high performance and reliability for advanced military trainer aircraft.
B. Pratt & Whitney Canada PT6A-114
The Pratt & Whitney Canada PT6A-114 is a turboprop aircraft engine from the widely used PT6A family, known for its reliability and performance in light transport and utility aircraft.
C. Pratt & Whitney Canada PT6A
The Pratt & Whitney Canada PT6A is a widely used turboprop aircraft engine renowned for its reliability, versatility, and performance in regional, utility, and business aviation.
D. Pratt & Whitney Canada PT6T Twin‑Pac
The Pratt & Whitney Canada PT6T Twin‑Pac is a turboshaft powerplant that combines two PT6 engines into a single gearbox to provide reliable, high-power output for medium-lift helicopters.
E. Pratt & Whitney Canada PW210A
The Pratt & Whitney Canada PW210A is a modern turboshaft engine designed for light and medium twin-engine helicopters, offering improved fuel efficiency, reliability, and reduced emissions.
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: Pratt & Whitney Canada PT6C‑67C
Target entity description: The Pratt & Whitney Canada PT6C‑67C is a turboshaft engine variant in the PT6 family, designed to power medium twin-engine helicopters with high reliability and performance.

A. Pratt & Whitney Canada PT6A-68B
The Pratt & Whitney Canada PT6A-68B is a turboprop aircraft engine variant in the PT6A family, designed to deliver high performance and reliability for advanced military trainer aircraft.
B. Pratt & Whitney Canada PT6A-114
The Pratt & Whitney Canada PT6A-114 is a turboprop aircraft engine from the widely used PT6A family, known for its reliability and performance in light transport and utility aircraft.
C. Pratt & Whitney Canada PT6A
The Pratt & Whitney Canada PT6A is a widely used turboprop aircraft engine renowned for its reliability, versatility, and performance in regional, utility, and business aviation.
D. Pratt & Whitney Canada PT6T Twin‑Pac
The Pratt & Whitney Canada PT6T Twin‑Pac is a turboshaft powerplant that combines two PT6 engines into a single gearbox to provide reliable, high-power output for medium-lift helicopters.
E. Pratt & Whitney Canada PW210A
The Pratt & Whitney Canada PW210A is a modern turboshaft engine designed for light and medium twin-engine helicopters, offering improved fuel efficiency, reliability, and reduced emissions.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	PT6C engine variant ⓘ turboshaft engine ⓘ
application	helicopter powerplant ⓘ
category	aerospace engine ⓘ gas turbine engine ⓘ helicopter turboshaft ⓘ
certificationAuthority	EASA ⓘ FAA ⓘ Transport Canada ⓘ
configuration	free‑turbine turboshaft ⓘ
countryOfOrigin	Canada ⓘ
designedFor	medium twin‑engine helicopters ⓘ
designGoal	good hot‑and‑high performance ⓘ high dispatch reliability ⓘ high power‑to‑weight ratio ⓘ low operating cost ⓘ
family	Pratt & Whitney Canada PT6 ⓘ
feature	FADEC capability in some applications ⓘ dual‑channel electronic engine control (EEC) in many installations ⓘ free power turbine driving output shaft ⓘ modular design ⓘ multi‑stage axial and centrifugal compressor ⓘ reverse‑flow combustor ⓘ
fuelType	Jet A ⓘ Jet A‑1 ⓘ aviation kerosene ⓘ
intendedUse	twin‑engine helicopter main propulsion ⓘ
maintenanceConcept	modular line‑replaceable units ⓘ on‑condition maintenance ⓘ
manufacturer	Pratt & Whitney Canada ⓘ
marketSegment	civil helicopter ⓘ military helicopter ⓘ parapublic helicopter ⓘ
notableFeature	high performance ⓘ high reliability ⓘ
operatorType	commercial helicopter operators ⓘ offshore oil and gas helicopter operators ⓘ search and rescue operators ⓘ
partOfSeries	PT6C‑67 engine series ⓘ linked to: Pratt & Whitney Canada PT6C‑67C
powerClass	medium helicopter class ⓘ
relatedTo	Pratt & Whitney Canada PT6A engine family ⓘ linked to: Pratt & Whitney Canada PT6A Pratt & Whitney Canada PT6C‑67D ⓘ linked to: Pratt & Whitney Canada PT6C‑67C Pratt & Whitney Canada PT6C‑67E ⓘ linked to: Pratt & Whitney Canada PT6C‑67C
role	primary engine option for AW139 ⓘ
support	Pratt & Whitney Canada global service network ⓘ
typicalInstallation	twin‑engine medium utility helicopters ⓘ
usedIn	AgustaWestland AW139 ⓘ Leonardo AW139 ⓘ linked to: AgustaWestland AW139

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

AW139 → engineModel → Pratt & Whitney Canada PT6C‑67C ⓘ

subject linked to: AW139 helicopter

H175 → engineModel → Pratt & Whitney Canada PT6C-67E ⓘ