Service Access Point 
Service Advertising Protocol 
Special Access Program 
Session Announcement Protocol 
Special Access Programs 
Scientific Advisory Panel 
Second Audio Program 
Service Advertisement Protocol 
Simplified Acquisition Procedures 
Strategic Action Plan 
Strategic Action Programme 
Satisfactory Academic Progress 
Secondary Audio Program 
Service Access Points 
System Application and Program 
Sampling and Analysis Plan 
Secondary Audio Programming 
Security Assistance Program 
Semi-Armor-Piercing 
serum alkaline phosphatase 
Service Advertizing Protocol 
Share Assembly Program 
SIM Access Profile 
Sintered aluminum powder 
Sintered Aluminum Product 
Strain Arrestor Plate 
structural adjustment programme 
Structural Analysis Program 
structural-adjustment program 
Systems Assurance Program