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Boeing KC-135 Stratotanker
Photo: U.S. Air Force photo/Tech. Sgt. Angelique Perez · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
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BoeingKC-135Stratotanker

Aerial Refueling Tankers · United States · 1957
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BoeingKC-135Stratotanker

Boeing KC-135 Stratotanker
Boeing KC-135 Stratotanker Photo: U.S. Air Force photo/Tech. Sgt. Angelique Perez · Wikimedia Commons · Public domain Use of this image does not imply endorsement by the U.S. Department of Defense (DoD).
* Absolute score — assessed within category · no era adjustment
Fuel Offload
78
Range & Endurance
70
Multi-Point Capability
65
Receiver Compatibility
80
Cargo / Multi-Role
60
Reliability
85
Boom & Drogue
75
Technology
55
Force-Multiplier Value
82
Cost-Effectiveness
68
Origin United States
ManufacturerBoeing
CategoryAerial Refueling Tankers
EraEarly Cold War
In service1957–1965
Operators8 countries
Quantity803
Data Quality88%
MASS(Military Archive Scoring System)
73
Aerial Refueling Tankers MASS Rating
2/3
Early Cold War
12/16
All-Time
Aerial Refueling Tankers · 10 axes scored
Fuel Offload
78
Range & Endurance
70
Multi-Point Capability
65
Receiver Compatibility
80
Cargo / Multi-Role
60
Reliability
85
Boom & Drogue
75
Technology
55
Force-Multiplier Value
82
Cost-Effectiveness
68
ⓘ Regardless of era, the same scoring system applies to all units in the aerial refueling tankers category.
01 / Overview
Boeing KC-135 Stratotanker
Prime contractor
Production
1957–1965
Quantity
803
Operators
Conflicts
💰 PERFORMANCE / PRICE ASSESSMENT Methodology ↗
AERIAL REFUELING TANKERS · EARLY COLD WAR
2
PERFORMANCE/PRICE
73
UNIT COST (2025 USD)
—
73
aerial refueling tankers category
ⓘ Performance/Price and MASS score are computed across all units in the aerial refueling tankers category, regardless of era.
02 / Specs & Design
◎General5MOD.5
  • First Flight1956
  • Service Entry Year1957
  • Crew3
  • Primary RoleAerial refueling tanker and transport aircraft
  • In ServiceYes
◈Powerplant3MOD.3
  • Engine TypeCFM International F108-CF-100
  • Number of Engines4
  • Thrust (each)61
▣Performance6MOD.6
  • Cruise Speed856 km/h
  • Top Speed933.327 km/h
  • Service Ceiling12,497 m
  • Maximum Range14,806 km
  • Range with Max Payload7,081 km
  • Takeoff Run3,261 m
◇Aerial Refueling2MOD.2
◆Dimensions & Weights5MOD.5
  • Length41.53 m
  • Wingspan39.624 m
  • Height12.497 m
  • Empty Weight55,792 kg
  • Max Takeoff Weight122,470 kg
▤Production3MOD.3
  • Total Built803
  • Operators4
  • Variants5
⬢Service History3MOD.3
  • Production Start1955
  • Production End1965
  • Operational StatusIn service
03 / History
SERVICE LIFESPANStill in Service
  1. 1957Production started
  2. 1965Production ended
  3. 2012First deployment: Arab Winter
69
years in service
8
years in production
803
units produced
7
countries operating
ⓘ The producing country still actively operates it. 1 countries retired it.
04 / Conflicts
BOEING KC-135 STRATOTANKER · CONFLICTS SERVED IN0% win
Total Conflicts
1
Victories
0
Ongoing
0
Losses
0
ⓘ Shown only from conflicts recorded in our database.
05 / Operators
Operator Inventory5country · 399units
399active
📖 TERMS ON THIS PAGE1terms
Aerial tanker: military aircraft equipped to refuel other aircraft in flight using a system of hoses or booms.
These terms are listed automatically because they appear on this page.full encyclopedia →
📚 Sources
📖 ENCYCLOPEDIA Browse the Aerial Refueling Tankers entry →