| RSAT | Radar Ship Avoidance Trainer 
| Others |
| RSAT | Regression Suite Automation Tool
| Others |
| RSAT | Regulatory Sequence Analysis Tools
| Others |
| RSAT | Reliability and System Architecture Testing
| Others |
| RSAT | Religious Superiors Association of Tanzania
| Others |
| RSAT | Remote Sensing Advanced Technology
| Others |
| RSAT | Remote Server Administration Tools
| Others |
| RSAT | Replication Synthetic Asset Transactions
| Others |
| RSAT | Request for Subcontractor Approval Transmittal
| Others |
| RSAT | Residential Substance Abuse Treatment
| Others |
| RSAT | Residential Substances Abuse Treatment
| Others |