48-1385

E458946

48-1385 is the U.S. Air Force serial number assigned to the Bell X-1B, an experimental rocket-powered research aircraft used to investigate high-speed flight and aerodynamic heating in the early Cold War era.

Try in SPARQL Jump to: Surface forms Statements Referenced by

All labels observed (1)

Label Occurrences
48-1385 canonical 1

Statements (50)

Predicate Object
instanceOf Bell X-1B
X-1 series aircraft
experimental rocket-powered research aircraft
achievedMachNumber approximately Mach 2.3
airframeMaterial primarily aluminum alloy with localized thermal protection
basedAt Edwards Air Force Base NERFINISHED
contributedTo design knowledge for later supersonic and hypersonic aircraft
enteredService mid-1950s
firstFlightDate 1954-09-27
firstFlightLocation Edwards Air Force Base NERFINISHED
hasConfiguration conventional tail
mid-wing monoplane
single-seat research aircraft
hasCountryOfOrigin United States of America NERFINISHED
hasCrewCapacity 1
hasEngineType liquid-fueled rocket engine
hasEra early Cold War
hasFeature additional temperature and structural instrumentation
enlarged vertical tail compared to original X-1
reaction control system for attitude control at high altitude (test installation)
thicker thermal-protection skin than earlier X-1 variants
hasLandingGear conventional retractable landing gear
hasManufacturer Bell Aircraft Corporation NERFINISHED
hasMilitaryDesignation X-1B NERFINISHED
hasNoseShape bullet-shaped nose similar to original X-1
hasNumberOfEngines 1
hasOperator United States Air Force NERFINISHED
hasPrimaryUser NACA NERFINISHED
hasPropulsionType rocket propulsion
hasRole research aircraft
technology demonstrator
hasSecondaryUser US Air Force NERFINISHED
hasSerialNumber 48-1385
hasWingType straight wing
launchMethod air-launched from Boeing B-29 mothership
air-launched from Boeing B-50 mothership
operatedBy National Advisory Committee for Aeronautics NERFINISHED
US Air Force Flight Test Center NERFINISHED
partOfProgram Bell X-1 program NERFINISHED
US high-speed research program
poweredBy Reaction Motors XLR11 rocket engine NERFINISHED
retired late 1950s
usedFor aerodynamic heating research
high-speed flight research
stability and control research at high Mach numbers
swept-wing and thin airfoil research (via data correlation)
usedInResearchOn aerodynamic behavior near Mach 2
control effectiveness at transonic and supersonic speeds
high-temperature materials for airframes
thermal stresses on aircraft structures

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Bell X-1B serialNumber 48-1385