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The Lycoming T53, (company designation LTC-1) is a turboshaft engine used on helicopters and (as a turboprop) fixed-wing aircraft since the 1950s. It was designed at the Lycoming Turbine Engine Division in Stratford, Connecticut, by a team headed by Anselm Franz, who was the chief designer of the Junkers Jumo 004 during World War II.

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T53
Cutaway view of an early T53 turboprop, with single stage HP and power turbines
Type	Turboshaft
National origin	United States
Manufacturer	Lycoming Engines Honeywell Aerospace Ozark Aeroworks LLC
First run	~1955 [1]
Major applications	AH-1 Cobra Kaman K-MAX OV-1 Mohawk UH-1 Iroquois
Developed into	Lycoming T55

A much larger engine, similar in overall design, became the Lycoming T55 produced by Honeywell Aerospace. The T53 model is produced by Ozark Aeroworks LLC.

Variants

Military designations

T53-L-1

T53-L-1A

770 hp (645 kW)

T53-L-1B

860 hp (645 kW)

T53-L-3

T53-L-5

960 hp (720 kW)

T53-L-7

T53-L-11

1100 hp (820 kW)

T53-L-13

T53-L-13B

1400 shp (1044 kW) improved L-11

T53-L-701

1,400 hp (1044 kW) Turboprop variant used on Mohawk and AIDC T-CH-1

T53-L-703

1,800 hp (1343 kW) improved durability variant of the L-13B

Civil designations

T5307A

commercial L-7

T5309A

commercial L-9A

T5309B

commercial L-9B

T5309C

similar to T5309A but with L-11 combustion chamber

T5311A

1100 shp (820 kW)

T5313A

1400 shp (1044 kW) commercial variant of the L-13

T5313B

1400 shp (1044 kW) commercial variant of the L-13

T5317A

1500 shp (1119 kW) improved variant of the L-13

LTC1B-1

LTC1B-2

company designation for L-1A

LTC1F-1

company designation for L-3

LTC1F-2

company designation for L-7

LTC1K-1

company designation for L-5

LTC1K-2

company designation for L-9

LTC1K-2A

company designation for L-9A

LTC1K-2B

company designation for L-9B

LTC1K-4

company designation for L-13

LTC1K-4A

for tilt-wing / tilt-rotor aircraft (Canadair CL-84 Dynavert)

LTC1K-4K

1550 shp (1156 kW) direct drive variant of the L-13B

LTC1K-5

company designation for L-11

Kawasaki KT5311A

Kawasaki production for Fuji-Bell 204B helicopters

Applications

• AIDC T-CH-1 (T53-L-701)
• AIDC XC-2
• Bell 204B (T5311A)
• Bell 205A (T5313B)
• Bell 205A-1 (T5313B and T5317A)
• Bell AH-1 Cobra (T53-L-703)
• Bell UH-1H Iroquois (T53-L-703)
• Bell XV-15 (LTC1K-4K)
• Boeing Vertol VZ-2 (YT53)
• Canadair CL-84 Dynavert
• Doak VZ-4
• F+W C-3605
• Grumman OV-1D Mohawk (T53-L-701)
• Kaman HH-43 Huskie
• Kaman K-1200 (T5317A)
• Kaman K-MAX
• Ryan VZ-3 Vertiplane
• DB Class 210, diesel railway locomotive

Specifications (T53-L-701)

Data from Flight International[2]

General characteristics

• Type: Turboshaft
• Length: 58.4 in (1,483 mm)
• Diameter: 23 in (584 mm)
• Dry weight: 688 lb (312 kg)

Components

• Compressor: 5-stage axial and 1-stage centrifugal
• Combustors: reverse flow
• Turbine: 2-stage high pressure turbine; 2-stage power turbine

Performance

• Maximum power output: 1,451 shp (1,082 kW)
• Overall pressure ratio: 7.4
• Air mass flow: 10.7 lb/s (4.853 kg/s)
• Power-to-weight ratio: 2.109 hp/lb

References

• Gunston, Bill (2006). World Encyclopedia of Aero Engines, 5th Edition. Phoenix Mill, Gloucestershire, England, UK: Sutton Publishing Limited. p. 132. ISBN 0-7509-4479-X.

External links

• Honeywell T53 page
• Ozark Aeroworks, LLC

This aircraft engine article is missing some (or all) of its specifications. If you have a source, you can help Wikipedia by adding them.

На других языках

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[de] Lycoming T53

Die Lycoming T53 (Werksbezeichnung LTC1) ist eine Wellenturbine des US-amerikanischen Herstellers Lycoming, die seit den 1950er-Jahren in Hubschraubern und Starrflügelflugzeugen sowie versuchsweise in acht Diesellokomotiven der Deutschen Bundesbahn eingesetzt wird. Eine auf der T53 basierende maßstäblich vergrößerte Entwicklung ist die T55.

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- [en] Lycoming T53

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[es] Lycoming T53

El Lycoming T53 es un motor turboeje fabricado por la empresa estadounidense Lycoming Engines desde los años 1950 y usado en helicópteros, y aviones en forma de turbohélice. Fue diseñado por un equipo liderado por Anselm Franz, el que fuera el jefe de diseño del famoso Junkers Jumo 004 durante la Segunda Guerra Mundial. Un motor más grande, similar en el diseño general, fue el Lycoming T55.

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[fr] Lycoming T53

Le Lycoming T53 (désignation de la compagnie Lycoming LTC-1) est un turbomoteur utilisé sur les hélicoptères et appareils à voilure fixe américains depuis les années 1950. Produit par Lycoming Turbine Engine Division, à l'usine Avco de Stratford (Connecticut), il fut conçu par une équipe dirigée par Anselm Franz, qui fut l'ingénieur en chef du fameux Junkers Jumo 004 de la Seconde Guerre mondiale. Une version agrandie de ce moteur, de conception identique, devint le Lycoming T55. Les deux moteurs sont désormais produits par Honeywell Aerospace.

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[it] Lycoming T53

Il Lycoming T53 è un motore aeronautico turboalbero/turboelica prodotto originariamente dall'azienda statunitense Lycoming Engines dagli anni cinquanta.

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