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Boeing 707 Family

The Boeing 707 was one of the defining early jetliners of long-range commercial aviation, using four podded turbojet or low-bypass turbofan engines and a swept-wing layout that shaped later Boeing narrow-body and wide-body design language.

01

Overview

The Boeing 707 was one of the defining early jetliners of long-range commercial aviation, using four podded turbojet or low-bypass turbofan engines and a swept-wing layout that shaped later Boeing narrow-body and wide-body design language.

Advantages

  • High speed for its era.
  • Historically important baseline for later Boeing jet transport design.

Limitations

  • Four-engine fuel burn and noise are high by modern standards.
  • Passenger service is now largely historical.
02

Identification

Key terms

Technical features

  • Connects model suffixes, airline maintenance strategy, and performance limits.
  • Important for aircraft identification and fleet comparison.

Advantages

  • Helps explain range, payload, noise, and fuel-burn differences.

Limitations

  • Public data may omit thrust derates or later engine swaps.
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Aircraft line

FamilyBoeing 707 Family

Explore models

707-120Engine family: JT3C / J57View entry707-120BEngine family: JT3C / J57, JT3D / TF33View entry707-220Engine family: JT3C / J57View entry707-320Engine family: Pratt & Whitney JT3DView entry707-320BEngine family: JT3D / TF33View entry707-320CEngine family: JT3D / TF33View entry707-420Engine family: Rolls-Royce ConwayView entry707 FreighterEngine family: Pratt & Whitney JT3C / JT3D, Pratt & Whitney JT3DView entry707 military conversionEngine family: CFM56-2View entry720Engine family: JT3C / J57View entry720BEngine family: JT3D / TF33View entryE-3Engine family: JT3D / TF33, CFM56-2View entryE-8Engine family: JT3D / TF33View entryKC-135EEngine family: JT3D / TF33View entryKC-135R/TEngine family: CFM56-2View entry
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Technical notes

Technical notes

  • Core versions include the shorter 707-120 and longer-range 707-320 family.
  • The type introduced jet-age speed and range to many intercontinental airline networks.
  • Military derivatives and special-mission conversions kept the platform relevant long after airline passenger use declined.
  • Major variants covered here: 707-120, 707-320, 707-320B, 707-320C, 707 Freighter.
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Sources

Wikipedia: Boeing 707 Family