Aircraft record

Boeing B-29 Superfortress

B-29 · Boeing · United States

Roles
Bomber (Primary)
Era
World War II
Status
Retired
B-29-50-BW aircraft. Factory-fresh B-29-50-BW 42-24812, credited to the United States Air Force.
Factory-fresh B-29-50-BW 42-24812, credited to the United States Air Force. Source · Unknown author Unknown author; public domain; source credit: United States Air Force. Public domain

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Overview

Boeing is the primary manufacturer record; Martin-built airframes are documented separately.

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Quick facts

First flight
1942
Manufacturer
Boeing
Country
United States
Status
Retired

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Historical Content

Development and History

Aircraft family

The Boeing B-29 Superfortress was developed as a long-range American heavy bomber during World War II. Its development began before the United States entered the conflict, and the first XB-29 flew on September 21, 1942. [2]

Aircraft family

The aircraft was designed to conduct bombing operations over distances beyond the practical reach of many earlier bombers. Its long range made it particularly important to American operations in the Pacific. [2]

Design and Features

Aircraft family

The B-29 incorporated pressurized crew compartments and an advanced central fire-control system connected to remotely controlled defensive gun turrets. [1][2]

Aircraft family

These features represented a major advance in American bomber design. They supported the aircraft's intended role in long-distance, high-altitude bombing operations. [1][2]

Operational History

Aircraft family

B-29 bombers initially conducted operations from bases in India and China before large-scale missions shifted to the Mariana Islands. From there, they carried out an extensive strategic bombing campaign against Japan. [1]

Aircraft family

The B-29 also returned to combat during the Korean War. Although jet fighters presented new threats, the Superfortress continued to perform bombing missions against a variety of targets. [1]

Historical Significance

Individual aircraft: Bockscar · National Museum of the United States Air Force aircraft

The B-29 preserved at the National Museum of the United States Air Force is Bockscar. On August 9, 1945, this aircraft dropped the atomic bomb on Nagasaki. [1]

Individual aircraft: Bockscar · National Museum of the United States Air Force aircraft

Bockscar was a specially modified Silverplate B-29, equipped differently from a standard bomber to carry the atomic weapon. [1]

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Specifications

Aircraft specifications

Family-level specifications

Dimensions

MeasurementValue
Length30.18 m99 ft
Wingspan43.05 m141 ft 3 in
Height8.46 m27 ft 9 in

Performance

MeasurementValue
Maximum speed575 km/h357 mile per hour
Cruise speed354 km/h220 mile per hour
Range5,955 km3,700 mile
Ceiling10,241.3 m33,600 foot

Powerplant

piston

Wright R-3350

Quantity: 4

Power1,641 kilowatt2,200 horsepower per engineper engine

Reference data

Sources

  1. Boeing B-29 SuperfortressNational Museum of the United States Air ForceFamily-level specifications · Design and Features · Aircraft family · Operational History · Aircraft family · Historical Significance · Individual aircraft: Bockscar · National Museum of the United States Air Force aircraft
  2. Development of the Boeing B-29National Museum of the United States Air ForceDevelopment and History · Aircraft family · Design and Features · Aircraft family