LOCTITE® 561 is an easily portable, semi-solid anaerobic-curing stick thread sealant for fine metal threads. It provides an instant low pressure seal; doesn’t creep, shrink or block systems; and is NSF approved. It’s a low strength product for easy disassembly.

• NSF/ANSI 61 certified
  
• Semi-solid stick won't spill or leak
  
• Operating temperature: -55°C to 150°C (-65°F to 300°F)
  
• Doesn’t creep, shrink or block systems
  
• Fluorescent under UV for quality control
  
• Low disassembly strength