| Acronym | Meaning |
![](file.png) | ODB | Operational Data Book |
![](file.png) | ODC | Other Direct Costs |
![](file.png) | ODCDR | Orbiter Delta CDR |
![](file.png) | ODDS | Operational Data Delivery Services |
![](file.png) | ODES | Optical Discrimination Evaluation Study |
![](file.png) | ODF | Orbit Determination Facility |
![](file.png) | ODIN | Orbital Design Integration (System) |
![](file.png) | ODP | Operational Display Procedure |
![](file.png) | ODR | OutPut Data Redundancy |
![](file.png) | ODRAN | Operational Drawing Revision Advance Notice |
![](file.png) | ODU | Output Display Unit |
![](file.png) | OEAS | Orbital Emergency Arresting System |
![](file.png) | OECO | Outboard Engine CLjtoff |
![](file.png) | OEM | Original Equipment Manufacturer |
![](file.png) | OES | Orbiter Emergency Site |
![](file.png) | OESS | Orbiter/ET Separation Subsystem |
![](file.png) | OEX | Orbiter Experiments |
![](file.png) | OEX | Orbiter Experiments |
![](file.png) | OF | Operational FWD DSC Or MDM |
![](file.png) | OF | Operational Instrumentation MDM-FWD |
![](file.png) | OF | Orbital Flight |
![](file.png) | OF | Outside Face |
![](file.png) | OF | Oxidizer-to-Fuel Ratio |
![](file.png) | OF | Oxygen Fill |
![](file.png) | OFCC | Office Of Federal Contract Compliance |
![](file.png) | OFDS | Orbiter Flight Dynamics Simulator |
![](file.png) | OFDS | Oxygen Fluid Distribution System |
![](file.png) | OFI | Operational Flight Instrumentation |
![](file.png) | OFI | Operational Flight Instrumentation |
![](file.png) | OFK | Officiaf Flight Kit |
![](file.png) | OFK | OPtical Flight Kit |
![](file.png) | OFM | Original Equipment Manufacturer |
![](file.png) | OFP | Operational Flight Profile |
![](file.png) | OFP | Operational Flight Program |
![](file.png) | OFP | Orbiter Flight Program |
![](file.png) | OFS | Orbital (Orbiter) Flight System |
![](file.png) | OFS | OrbiterFunctionalSimulator |
![](file.png) | OFT | Orbital Flight Test |
![](file.png) | OFTDS | Orbital Flight Test Data System |
![](file.png) | OFTM | On-Orbit Flight Technique Meeting |
![](file.png) | OFTR | Orbital Flight Test Requirement |
![](file.png) | OG | Outer Gimbal (Roll) |
![](file.png) | OG | Oxygen Gage |
![](file.png) | OG | Zero Gravity |
![](file.png) | OGA | Outer Gimbal Angle |
![](file.png) | OGA | Outer Gimbal Axis |
![](file.png) | OGE | OperatingGroundEquipment |
![](file.png) | OGMT | Orbiter GreenwichMeanTime |
![](file.png) | OGS | Outer Glideslope |
![](file.png) | OGS | Oxygen Generation System |