Nylon Anti-Loosening Hexagonal Lock Nut GB889

This high-quality lock nut is constructed from durable nylon material, designed to prevent loosening under vibrations and torque, ensuring a secure hold. Conforming to the GB889 standard, it features a hexagonal shape for easy installation and enhanced grip. Ideal for a variety of applications, it offers reliable performance and peace of mind in mechanical assemblies. Surface treatment: Galvanizing Material Grade: Carbon steel 4.8 grade Strength level: 4.8 Manufacture country: China Instructions included: No