School of Air Pilotage 
Segmentation Application Part 
Segmentation Application Point 
Self-Authentication Passwords 
Semi armour-piercing 
Service Academy Prep 
Service Access Program 
Service Access Protocol 
Ship Acquisition Plan 
Simplified Acquisition Procedures 
Situation Awareness Panel 
Situation Awareness Picture 
Situational Awareness Panel 
Sonar Audio Panel 
Special Access Program 
Special Access Programme 
Special Access Programs 
Stabilization and Association Process 
Stand-Alone Project 
State Administrative Plan 
Statement of Administration Policy 
Structural Adjustment Program 
Supplier Audit Program 
Survivable Adaptive Planning 
System Acquisition Plan 
System Application Procedure