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Governmental Abbreviations

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Term Meaning / Abbreviation
OSO-7

OSO-7 Stands For : Orbiting Solar Observatory 7.

OSO-8

OSO-8 Stands For : Orbiting Solar Observatory 8.

OSOP

OSOP Stands For : Orbiter Systems Operating Procedures.

OSSA

OSSA Stands For : Office of Space Science and Applications.

OSSE

OSSE Stands For : Oriented Scintillation Spectrometer Experiment.

OSSRH

OSSRH Stands For : Orbiter Sub-System Requirements Handbook.

OSTA

OSTA Stands For : Office of Space and Terrestrial Applications.

OSTDS

OSTDS Stands For : Office of Space Tracking and Data Systems.

OSTO

OSTO Stands For : Office of Space Transportation Operations.

OSTS

OSTS Stands For : Office of Space Transportation Systems.

OTBD

OTBD Stands For : Outboard.

OTDA

OTDA Stands For : Office of Tracking and Data Acquisition (now OSTDS).

OTEMP

OTEMP Stands For : Overtemperature.

OTK

OTK Stands For : Oxidizer Tank.

OTLC

OTLC Stands For : Orbiter Timeline Constraints.

OTOS

OTOS Stands For : Orbit-to-Orbit Stage.

OTT

OTT Stands For : Optional Team Targeting | Office of Transportation Technologies | Office of Technology Transfer | Office of Transportation Technologies | Office of Transportation Technologies ( Department of Energy).

OUP

OUP Stands For : OFS Uplink Processor.

OUTBD

OUTBD Stands For : Outboard.

OVAB

OVAB Stands For : Orbital Vehicle Assembly Building.

OVAM

OVAM Stands For : Orbital Vehicle Assembly Mode.

OVCO

OVCO Stands For : Operational Voice Communication Office.

OVCP

OVCP Stands For : Orbital Vehicle Checkout Procedure.

OVERS

OVERS Stands For : Orbital VEhicle Re-entry Simulator.

OVF

OVF Stands For : OVerFill.

OVFL

OVFL Stands For : OVerFLow.

OVG

OVG Stands For : On-demand Vortex Generator.

OVHD

OVHD Stands For : OVerHeaD.

OVHT

OVHT Stands For : OVerHeaT.

OVLD

OVLD Stands For : OVerLoaD.

OVRD

OVRD Stands For : OVerRiDe.

OVS

OVS Stands For : Operational Voice System.

OVV

OVV Stands For : OVerVoltage | Office of Vietnam Veterans.

OWC

OWC Stands For : Off World Colonies | Oklahoma Weather Center.

OWDE

OWDE Stands For : One-Way Doppler Extraction.

OWF

OWF Stands For : Optimum Working Frequency.

OX

OX Stands For : Oxidizer.

OXD

OXD Stands For : Oxide.

OXDZR

OXDZR Stands For : Oxidizer.

OXID

OXID Stands For : Oxidizer.

OXS

OXS Stands For : Oxygen Sensor | Oxygen Sensor.

OXY

OXY Stands For : Oxygen.

P&FS

P&FS Stands For : Particles and Fields Subsatellite.

P&I

P&I Stands For : Performance and Interface (Specification).

P&M

P&M Stands For : Performance Monitor | Phase Modulation (Modulated) | Planetary Mission | Preventive Maintenance | Processes and Materials | Program Milestone | Pulse Modulation.

P&R

P&R Stands For : Performance and Resources.

P&W

P&W Stands For : Pratt and Whitney.

P-BAND

P-BAND Stands For : 225 to 390 MCS.

P-P

P-P Stands For : Peak-to-Peak (Value).

P-TUBE

P-TUBE Stands For : Pneumatic Tube.