CLASS 8 NUTS - Provides uniform strength fastener assemblies. For use with 8.8 hex head cap screws.
NYLON INSERT LOCK NUT - Provides complete 360° locking around the threads to prevent loosening under vibration and impact. Will not gall, strip threads or remove plating like all metal lock nuts can. Nylon collar seals the threads to protect locked threads against corrosion for easier removal. Full locking effectiveness from -65°F to 250°F. Absorbs and dampens vibration to prevent loosening under severe vibration better than other locking designs.