SSU

• 12S ribosomal RNA
• 16S ribosomal RNA
• 18S ribosomal RNA
• Headquarters Mobile Support Unit
• Royal Ulster Constabulary
• SSU rRNA
• Sacramento State University
• Salem State University
• Salisbury State University
• Samar State University
• Sandiaga Uno
• Sanitary Squad Unit
• Saratov State University
• Savannah State University
• Saybolt Universal Second
• Security Service of Ukraine
• Shawnee State University
• Si (surname)
• Sonoma State University
• Sony's Spider-Man Universe
• Soongsil University
• Southampton Solent University
• Southern Sporting Union
• Southern States University
• Special Patrol Group
• Special Security Unit
• Sri Sai University
• Strategic Services Unit
• Sudan Socialist Union
• Swedish Social Democratic Youth League
• Synchronization Supply Unit
• The Troubles
• Wade–Giles