| Abbreviation | Definition |
|---|---|
| RTS | eturn To Supplier |
| RTS | Return To Supplier |
| RTV | Room-Temperature Vulcanizing |
| RWMA | Resistance Welders Manufacturing Association |
| RWMA | Resistance Welding Manufacturing Alliance |
| S/B | Should Be |
| SABC | Semi Autogenous-Ball Mill-crushing Circuit |
| SAD | Supply Air Damper |
| SAE | Society Automotive Engineers |
| SAG | Semi-Autogenous Grinding |
| SAMF | Shanghai Aircraft Manufacturing Factory |
| SAO | Safe Act Observation |
| SAP | Systems, Applications, and Products |
| SAR | Stop And Reverse |
| SBA | Sandblast and Acid-etching |
| SBFA | Set Back Front Axle |
| SBM | Sutter Buttes Manufacturing |
| SBMC | Saraswati Book Manufacturing Company |
| SBP | Special Business Provisions (Process) |
| SBS | Step-By-Step |