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Rockwell B-1 Lancer

The Rockwell B-1 Lancer is a supersonic variable-sweep wing, heavy bomber used by the United States Air Force. It has been nicknamed the "Bone" (from "B-One"). As of 2026, it is one of the U.S. Air Force's three strategic bomber types, along with the B-2 Spirit and the B-52 Stratofortress. It carries up to a 75,000-pound (34,000 kg) payload.

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Key facts & relationships

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First flight
23 December 1974; 51 years ago (1974-12-23)
Introduction date
1 October 1986
Manufactured
1973–1974, 1983–1988
Manufacturer
Original: North American Rockwell/Rockwell International Current contractor: Boeing
National origin
United States
Number built
104[a]

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Overview

Development

Design

Operational history

Variants

Operators

Aircraft on display

Accidents and incidents

Specifications (B-1B)

Bibliography

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Advanced semantic analysis

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Map overview Semantic statistics

Rockwell B-1 Lancer

Nodes321
Edges320
Triples17
Avg. degree1.99
Density0.006231
Components1

How this topic connects Entity context

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Rockwell B-1 Lancer

Top relations

First flight · 1
Rockwell B-1 Lancer → 23 December 1974; 51 years ago (1974-12-23)
Introduction date · 1
Rockwell B-1 Lancer → 1 October 1986
Manufactured · 1
Rockwell B-1 Lancer → 1973–1974, 1983–1988
Manufacturer · 1
Rockwell B-1 Lancer → Original: North American Rockwell/Rockwell International Current contractor: Boeing
National origin · 1
Rockwell B-1 Lancer → United States
Number built · 1
Rockwell B-1 Lancer → 104[a]
Primary user · 1
Rockwell B-1 Lancer → United States Air Force
Status · 1
Rockwell B-1 Lancer → In service
Type · 1
Rockwell B-1 Lancer → Supersonic strategic heavy bomber
is a · 1
Rockwell B-1 Lancer → supersonic variable-sweep wing

Important terminology Word statistics

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Important terminology

aircraft air b-1b b-1 force bomber new program used speed first isbn wing radar usaf bomb mach weapons b-52 flight

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Rockwell B-1 LancerFirst flight23 December 1974; 51 years ago (1974-12-23)1.00infobox
Rockwell B-1 LancerIntroduction date1 October 19861.00infobox
Rockwell B-1 LancerManufactured1973–1974, 1983–19881.00infobox
Rockwell B-1 LancerManufacturerOriginal: North American Rockwell/Rockwell International Current contractor: Boeing1.00infobox
Rockwell B-1 LancerNational originUnited States1.00infobox
Rockwell B-1 LancerNumber built104[a]1.00infobox
Rockwell B-1 LancerPrimary userUnited States Air Force1.00infobox
Rockwell B-1 LancerStatusIn service1.00infobox
Rockwell B-1 LancerTypeSupersonic strategic heavy bomber1.00infobox
Rockwell B-1 Lanceris asupersonic variable-sweep wing0.90text
laser-guided 500 lb GBU-54 bombsinstance ofdeploying munitions0.80text
500 lbinstance ofdeploying munitions0.80text

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