What does RSSA stand for?

Railway Systems Suppliers Association (SAUS)

Regional Supply Support Activity - Military technology (DDF)

Resource Services Support Agreement (GNE)

Resources Support Services Agreement

Roadmaster Transportation - Common carrier symbol

Rocktwell Ships Systems Australia Pty. Ltd. (SAUS)

Rockwell Ship Systems, Australia

Roll Static Stability Angle - Automotive safety

Royal Society of South Africa (SAUS)

Royal Society of South Australia (SAUS)