Nylon Insert Locknuts

South Coast Fasteners, Inc. understands how important it is to keep your fasteners secure, especially when there’s movement or vibration involved. That’s why we offer nylon insert lock nuts with a built-in nylon ring that grips tightly and holds fast. Whether you’re working on automotive parts, heavy machinery, or structural assemblies, these nuts give you confidence by staying locked in place even under tough conditions.

Your Supplier for High-Performance Industrial Fasteners

If you're looking for a trusted supplier of wholesale industrial fasteners, South Coast Fasteners is your solution. Contact our Anaheim, CA office to learn more about our product options and how we can support your project needs. For helpful service, fast order turnaround, and high-quality fasteners in bulk or small batches, choose South Coast Fasteners.

Material Options

South Coast Fasteners stocks nylon insert lock nuts in:

Grade C (Grade 8) Steel
High-strength locking nut for heavy-duty vibration resistance in structural and machinery applications
Grade N2 (A) Low Carbon Steel
Commonly used in light-duty assemblies with excellent cost efficiency
Low Carbon Steel
Affordable and widely used for general-purpose vibration resistance
Stainless Steel 18-8
Corrosion-resistant and dependable for outdoor, marine, or chemical environments
Steel
Strong and versatile for everyday mechanical fastening

Available Finishes

South Coast Fasteners offers nylon insert lock nuts in:

Black Oxide
Black Phosphate
Black Zinc
Phosphate & Oil
Plain
Yellow Zinc Cr+6
Zinc Cr+3
Zinc JS 500

Why Choose South Coast Fasteners?

South Coast Fasteners provides lock nuts that hold tight when it counts most. With a variety of materials and finishes to suit tough environments and demanding jobs, we deliver quality and consistency you can trust to keep your projects secure.

Order Nylon Insert Lock Nuts Online Today

South Coast Fasteners makes ordering nylon insert lock nuts simple and convenient. Browse our online inventory to find the right material and finish for your job, or reach out if you need help with sizing or volume orders. We’re here to keep your builds locked down and running smoothly.