| C | OfF Construction Of Facilities | - | Organizations |
| C | OfF Cost Of Facilities | - | Organizations |
| C&T | Communications And Tracking | - | Organizations |
| C/W | Caution And Warning | - | Organizations |
| CA | Carrier Aircraft | - | Organizations |
| CA | Cone Angle | - | Organizations |
| CA | Contingency Abort | - | Organizations |
| CA | Contract Award | - | Organizations |
| CA | Corrective Action | - | Organizations |
| CA | Cost Account | - | Organizations |
| CAB | Cabin | - | Organizations |
| CAB | Cabinet | - | Organizations |
| CAB | Civil Aeronautics Board | - | Organizations |
| CAB | Cost Audit Board | - | Organizations |
| CACB | Center Aisle Connector Bracket | - | Organizations |
| CACC | Communications And Configuration Console | - | Organizations |
| CACON | Cargo Container | - | Organizations |
| CAD | Computer Aided Design | - | Organizations |
| CADE | Controller/Attitude-Direct Electronics | - | Organizations |
| CADS | Command And Data Simulator | - | Organizations |
| CADSI | Communications And Data Systems Integration | - | Organizations |
| CADU | Control And Display Unit | - | Organizations |
| CAL | Calibrate | - | Organizations |
| CAL | Calories | - | Organizations |
| CAL | Cornell Aeronautical Laboratory | - | Organizations |
| CALC | Calculate | - | Organizations |
| CAM | Carrier Aircraft Modification | - | Organizations |
| CAM | Computer Aided Manufacturing | - | Organizations |
| CAM | Computer Annunciation Matrix | - | Organizations |
| CAM | Content Addressable Memory | - | Organizations |
| CAM | R Camera | - | Organizations |
| CAN | Certification Analysis Network | - | Organizations |
| CAP | Capacitor | - | Organizations |
| CAP | CCMS Application Programs | - | Organizations |
| CAP | Computer Application Program | - | Organizations |
| CAP | Contractor Acquired Property | - | Organizations |
| CAP | Cost Account Package | - | Organizations |
| CAP | Crew Activity Plan | - | Organizations |
| CAPCOM | Capsule Communicator | - | Organizations |
| CAPRI | Captive Reset Ignitor | - | Organizations |
| CAPS | Common Attitude Pointing System | - | Organizations |
| CAPS | Crew Altitude Protection System | - | Organizations |
| CAPSIM | Captive Simulation | - | Organizations |
| CAR | Certification Approval Request | - | Organizations |
| CAR | Configuration And Acceptance Review | - | Organizations |
| CAR | Corrective Action Request | - | Organizations |
| CARID | Customer Acceptance Review Item Disposition | - | Organizations |
| CARR | Customer Acceptance Readiness Review | - | Organizations |
| CAS | Calibrated Airspeed | - | Organizations |
| CAS | Command Augmentation System | - | Organizations |
| CAS | Control Augmentation System | - | Organizations |
| CASO | Cancellation Addendum Sales Order | - | Organizations |
| CASP | CDS APPlication SL'pport Programs | - | Organizations |
| CASS | CITE Augmentation Support System | - | Organizations |
| CATEG | Category | - | Organizations |
| CAU | Command Acquisition Unit | - | Organizations |
| CAU | Command Activation Unit | - | Organizations |
| CAU | Customer Acquisition Unit | - | Organizations |
| CAUT | Caution | - | Organizations |
| CB | Center Of Buoyancy | - | Organizations |
| CB | Circuit Breaker | - | Organizations |
| CB | Constant Bandwidth | - | Organizations |
| CB/AC | Circuit Breaker (ac Only) | - | Organizations |
| CB/DC | Circuit Breaker (dc Only) | - | Organizations |
| CBA | C-Band Transponder Antenna | - | Organizations |
| CBC | Complete Blood Count | - | Organizations |
| CBE | Connector Bracket | - | Organizations |
| CBIL | Common And Bulk Items List | - | Organizations |
| CBP | Connector Bracket Power | - | Organizations |
| CBRF3 | Bromotrifluoromethane (Fire-Extinguishing Material) | - | Organizations |
| CBS | Connector Bracket Signal | - | Organizations |
| CBSA | Cargo Bay Stowage Assembly | - | Organizations |
| CBV | Cabin Bleed Valve | - | Organizations |
| CBW | Constant Bandwidth | - | Organizations |
| CBX | C-Band Transponder | - | Organizations |
| CC | Carbon-Carbon | - | Organizations |
| CC | Channel Controller | - | Organizations |
| CC | Chief Counsel (KSC Directorate) | - | Organizations |
| CC | Communications Control | - | Organizations |
| CC | Cost Center | - | Organizations |
| CC | Crew Compartment | - | Organizations |
| CC | Crew(s) Certified | - | Organizations |
| CCA | Communications Carrier Assembly | - | Organizations |
| CCA | Communications Carrier Assembly | - | Organizations |
| CCA | Contract Change Authorization | - | Organizations |
| CCA | Contract Change Authorization | - | Organizations |
| CCA | Coolant Control Assembly | - | Organizations |
| CCAFS | Cape Canaveral Air Force Station | - | Organizations |
| CCAFS | Cape Canaveral Air Force Station | - | Organizations |
| CCATS | Command | - | Organizations |
| CCB | Change Control Board | - | Organizations |
| CCB | Configuration Change Board | - | Organizations |
| CCB | Configuration Control Board | - | Organizations |
| CCBD | Configuration Control Board Directive | - | Organizations |
| CCC | Central Computer Complex | - | Organizations |
| CCC | Communication(s) Control Console | - | Organizations |
| CCC | Complex Control Center | - | Organizations |
| CCC | Contaminant Control Cartridge | - | Organizations |
| CCC | Controller Checkout Console | - | Organizations |
| CCD | Charge Coupled Device | - | Organizations |
