Common Berthing Mechanism (Cargo Dragon 1)

E58702

The Common Berthing Mechanism (Cargo Dragon 1) is the NASA-standard docking interface used by SpaceX’s original Cargo Dragon spacecraft to attach to the International Space Station’s Harmony module via the station’s robotic arm.

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Observed surface forms (1)

Surface form Occurrences
Common Berthing Mechanism (CBM) 1

Statements (42)

Predicate Object
instanceOf space station interface standard
spacecraft berthing mechanism
associatedWithAgency NASA
associatedWithCompany SpaceX
attachedToModule Harmony module
attachedToSpaceStation International Space Station program
surface form: International Space Station
berthingMethod robotic arm capture and berthing
captureProcess free-flyer capture by Canadarm2 then berthing to Harmony
compatibleWith ISS US Orbital Segment
pressurized cargo vehicles
connectionType active–passive berthing interface
developedBy NASA
interfaceType Common Berthing Mechanism (Cargo Dragon 1) self-linksurface differs
surface form: Common Berthing Mechanism (CBM)
locationOnSpacecraft forward end of Cargo Dragon 1 pressurized section
mechanicalConnectionType bolted berthing interface
mountingLocationOnISS Harmony nadir port
mountingOrientation nadir-facing port on Harmony
notUsedOn Dragon spacecraft
surface form: Cargo Dragon 2

Crew Dragon
operationMode berthing (not autonomous docking)
provides data connections
environmental control connections
power connections
structural connection
replacedBy International Docking System Standard
surface form: International Docking System Standard (IDSS) interfaces on newer Dragons
roboticArmUsed Canadarm2
roleInMission primary physical interface between Cargo Dragon and ISS
safetyFeature redundant structural bolts
sealed pressure interface
standardName Common Berthing Mechanism
standardOf NASA docking and berthing systems
supports pressurized tunnel between ISS and Cargo Dragon
usedBy SpaceX Cargo Dragon
usedDuringProgram NASA Commercial Orbital Transportation Services program
surface form: Commercial Orbital Transportation Services (COTS)

Commercial Resupply Services 1 (CRS-1)
surface form: Commercial Resupply Services Phase 1
usedFor crew access when applicable
pressurized cargo transfer
usedOnFirstVisit SpaceX COTS Demo Flight 2
usedOnMissionType Commercial Resupply Services (CRS)
usedOnMultipleCRSMissions true
usedOnSpacecraftGeneration first-generation Cargo Dragon
usedOnVehicleClass Dragon 1

Referenced by (2)

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

Dragon spacecraft berthingSystem Common Berthing Mechanism (Cargo Dragon 1)
Common Berthing Mechanism (Cargo Dragon 1) interfaceType Common Berthing Mechanism (Cargo Dragon 1) self-linksurface differs
this entity surface form: Common Berthing Mechanism (CBM)