shop replaceable assembly 
Shop Replaceable Assemblies 
Specialized Repair Activity 
Strategic Rail Authority 
Sustainable Range Awareness 
Special Repair Activity 
Scanning Radar Altimeter 
Selected Restricted Availability 
Selective Routing Arrangement 
Sequential Ranging Assembly 
Society for Risk Analysis 
Surveillance Radar Approach 
Systems Research Aircraft 
Satanic Ritual Abuse 
Screening Ranges Approach 
Secure Remote Access 
Senior Airman 
Ship Receive Antenna 
Slip Ring Assembly 
Society of Research Administrators 
Spherical Radiation Absorber 
Spin Reference Axis 
State/Territory Recognition Authority 
Stock Record Account 
Strategic Result Area 
sudden rotation approximation 
Support Requirements Analysis 
System Reference Architecture 
System Reliability Architecture 
Mission Sisters of Queen of the Apostl…