Pratt & Whitney J57

Maximum Takeoff Thrust

52 kN

Diameter

990.6 mm

Length

6197.6 mm

Dry Weight

2347.341 kg

Thrust To Weight

2.26

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 cannular, 8 flame tubes
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 1	Bypass Ratio —	Overall Pressure Ratio —	Afterburner Yes

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Name	Aircraft Engine	Number of Engines	Length (m)	Flat Wing Span (m)	Max Seating
Bell X-16	Pratt & Whitney J57	2	18.55	35
Boeing 367-80	Pratt & Whitney J57	4	38.7096	39.3192
Boeing 720	Pratt & Whitney J57	4	41.4528	39.624	137
Douglas DC-8	Pratt & Whitney J57	4	45.9334	43.4035	177
McDonnell CF-101 Voodoo	Pratt & Whitney J57	2	20.55	12.09

Name	Aircraft Engine Manufacturer	Maximum Takeoff Thrust (kN)	Bypass Ratio	Overall Pressure Ratio
Lyulka AL-5	Lyulka-Saturn	52			Compare
SPEY Mk511	Rolls-Royce	50.7	0.64	19.9	Compare
Klimov RD-33	Klimov	50	0.49		Compare
Snecma M88	SNECMA	50	0.3		Compare
Volvo RM12	Volvo Aero	54	0.31		Compare
IHI Corporation XF5	IHI Corporation	49			Compare

All data (16 fields)

Name: Pratt & Whitney J57
Aircraft Engine Manufacturer: Pratt & Whitney
Aircraft Engine Type: Turbojet
Dry Weight (kg): 2347.341
Diameter (mm): 990.6
Length (mm): 6197.6
Wikipedia Article (URL): en.wikipedia.org/wiki/Pratt_%26_Whitney_J57
Geared Fan: No
Combustion Chamber: cannular, 8 flame tubes
Afterburner: Yes
Streams: 1
Maximum Takeoff Thrust (kN): 52
Thrust To Weight: 2.26
Afterburner Thrust (kN): 76.5
Compressor Description: all-axial, 9-stage LP compressor, 7-stage HP compressor
Turbine Description: all-axial, single-stage HP turbine, 2-stage LP turbine