To complete your assembly check out our High Head Grade 8 Cap Screws.

• Nylon locking element will not gall or strip threads or remove plating.
• Full locking effectiveness from -65° to 250°F.
• Provides a complete 360° locking circle around threads to prevent loosening under vibration and impact.
• Locks at any position on the fastener and allows precise adjustment.
• Nylon collar seals the threads to protect locked threads against corrosion for easier removal.
• Zinc yellow plated finish.
• Identification:
  Nylon Collar: Purple.
  Grade Identification: Double Notched Corners or 6 Dots