Description
Metric Nyloc Hex Lock Nuts are designed to provide secure, vibration-resistant fastening for 3D printers, electronics, robotics, CNC machines, and mechanical assemblies. Available in M2, M3, M4, and M5 sizes, these nylon insert lock nuts help prevent bolts from loosening during operation and are a must-have fastener for makers, hobbyists, and professionals.
Benefits
Unlike standard hex nuts, Nyloc lock nuts feature a nylon insert that grips the threads of the bolt, creating additional friction that helps maintain a secure connection over time.
These lock nuts are especially useful in applications where movement, vibration, or repeated operation could cause conventional nuts to loosen.
Hex Lock Nuts – Metric Nylon Insert Lock Nuts (M2, M3, M4, M5)






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