Pratt & Whitney JT8D

Turbofan · Pratt & Whitney
Reaction Turbines
Bypass Ratio
1.74
Diameter
1249.68 mm
Length
3911.6 mm
Dry Weight
2150.481 kg

Architecture

Fan Fan Stages — Fan Blades — Fan Technology — Fan Pressure Ratio —
Gearbox Geared Fan No Gear — Reduction Ratio —
LP compressor Low-Pressure Compressor Stages — Low-Pressure Compressor Technology — BP Compressor Pressure Ratio —
IP compressor Intermediary-Pressure Compressor Stages — Intermediary-Pressure Compressor Technology — IP Compressor Pressure Ratio —
HP compressor High-Pressure Compressor Stages — High-Pressure Compressor Technology — HP Compressor Pressure Ratio —
Combustor Combustion Chamber Nine can-annular ("cannular") chambers
HP turbine High Pressure Compressor Stages — High-Pressure Turbine Technology —
IP turbine Intermediary-Pressure Turbine Stages — Intermediary-Pressure Turbine Technology —
LP turbine Low-Pressure Turbine Stages — Low-Pressure Turbine Technology —
Whole engine Streams 2 Bypass Ratio 1.74 Overall Pressure Ratio — Afterburner No

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Airplanes

Name Aircraft Engine Number of Engines Length (m) Flat Wing Span (m) Max Seating
727-200 Pratt & Whitney JT8D 2 40.5384 32.9184 106
737-100 Pratt & Whitney JT8D 2 30.53 28.35 102
Aerion SBJ Pratt & Whitney JT8D 2 45.2018 19.5682 12
Dassault Mercure Pratt & Whitney JT8D 2 34.84 30.55
Kawasaki C-1 Pratt & Whitney JT8D 2 29 30.6
McDonnell Douglas YC-15 Pratt & Whitney JT8D 4 37.9 33.6 150
MD-88 Pratt & Whitney JT8D 2 44.8056 155
All data (14 fields)
Name
Pratt & Whitney JT8D
Aircraft Engine Manufacturer
Pratt & Whitney
Aircraft Engine Type
Turbofan
Dry Weight (kg)
2150.481
Diameter (mm)
1249.68
Length (mm)
3911.6
Wikipedia Article (URL)
en.wikipedia.org/wiki/Pratt_%26_Whitney_JT8D
Geared Fan
No
Combustion Chamber
Nine can-annular ("cannular") chambers
Afterburner
No
Streams
2
Bypass Ratio
1.74
Compressor Description
Axial flow, 1-stage fan, 6-stage LP, 7-stage HP
Turbine Description
1 stage HP, 3 stage LP