Nuts

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Welcome to South Coast Fasteners, Inc., your trusted destination for top-quality nuts and fastening solutions. Nuts may not always be the first thing you think of, but they are absolutely essential components in every fastening job. They work behind the scenes, securing bolts, screws, and various parts to create strong, lasting connections. Whether you’re in construction, manufacturing, automotive, or handling DIY projects, the right nut ensures your work stays safe, steady, and built to last.

We understand how important it is to choose the right nut for the job. That’s why we offer a broad and diverse selection, tailored to meet the unique needs of every application. From standard hex nuts that cover everyday fastening needs to specialty nuts like nylon insert lock nuts that resist vibration and keep things tight, and flange nuts that add extra stability and distribute load more evenly...we have you covered. Every nut we stock is designed to deliver dependable performance, no matter the environment or challenge.

At South Coast Fasteners, we don’t just sell hardware, we partner with you to help get the right fastener solution in your hands quickly and easily. With our deep inventory, industry knowledge, and fast shipping, you can count on us to support your projects from start to finish. No matter your industry or project size, South Coast Fasteners is here to provide the nuts you need to get the job done right the first time.

Your Trusted Supplier for Industrial Fasteners in Bulk or Small Batches

Order your fasteners using the options below. Questions? Fill out our request-for-quote form or contact our office to speak with our experienced team. We're committed to getting you the right industrial fasteners for your application in the quantities you need. If you’re looking for a fastener supplier with volume discounts, fast order turnaround, and helpful service, South Coast Fasteners has you covered.

We carry a wide selection of nuts engineered to perform in a variety of settings. Whether you need standard hex nuts, vibration-resistant nylon insert lock nuts, or heavy-duty structural nuts, you’ll find the right fit for your specific application. Our commitment is to deliver quality that helps your work held up under pressure.

Types of Nuts

Non-Serrated Nuts

Also known as plain nuts, these have smooth surfaces without locking features. Easy to install and remove, they are ideal where vibration is not a concern.

Finished Hex Nuts

Hexagonal nuts with a polished appearance. Often used where looks matter such as in furniture or architectural hardware.

Structural and Heavy Hex Nuts

Designed for high-strength structural applications. Thicker than standard nuts for greater resistance to deformation and shear forces.

Hex Jam Nuts

Thinner than standard hex nuts, used as locking nuts or spacers in tight spaces.

Machine Screw Nuts

Small pattern nuts intended for use with machine screws, ideal for delicate or compact assemblies.

Nylon Insert Locknuts

Also called nyloc nuts, these feature a nylon collar that resists vibration and loosening.

All Metal Locknuts

Use a metal locking mechanism by deforming threads, ideal for high-vibration and high-temperature environments.

Acorn Nuts

Domed cap nuts that protect threads and provide a finished look, common in decorative applications.

Coupling Nuts

Elongated nuts that join two threaded rods or studs.

Slotted Hex Nuts

Hex nuts with slots for installation or removal with a screwdriver or wrench.

Square Nuts

Square-shaped nuts that resist rotation, commonly used in wood or soft materials.

Tee Nuts

Threaded barrels designed to be embedded into wood or similar materials, providing secure anchoring.

Wing Nuts

Nuts with wings for hand tightening, useful where frequent assembly/disassembly is needed.

Wheel Nuts

Also known as lug nuts, used to secure wheels to axles.

Axle Nuts

Secure axles to hubs or shafts in automotive, agricultural, or industrial applications.

Speed Nuts

Self-retaining nuts with captive springs for quick installation, common in assembly lines.

Metric Flange Nuts

Feature a flange to distribute load and prevent over-tightening.

Stainless Hex Nuts

Made from stainless steel for corrosion resistance in harsh environments.

Stainless Coupling Nuts

Stainless steel elongated nuts for connecting threaded rods in corrosive environments.

Stainless Locknuts

Locking nuts with stainless steel construction for vibration resistance and corrosion protection.

Stainless Tee Nuts

Threaded barrels made of stainless steel for secure anchoring in corrosive settings.

Brass Nuts

Corrosion-resistant and electrically conductive nuts used in plumbing, electrical, and decorative work.

Silicon Bronze Nuts

Strong, corrosion-resistant copper alloy nuts favored in marine and architectural applications.

Aluminum Nuts

Lightweight and corrosion-resistant nuts commonly used in aerospace, automotive, and electronics.

Material and Grades

Grade 2

Basic nuts made from low or medium carbon steel, suitable for general use without heat treatment.

Grade 5

Medium carbon steel nuts, quenched and tempered for added strength, common in automotive and machinery.

Grade 8

High-strength nuts made from medium carbon alloy steel, heat-treated for heavy-duty applications.

Stainless Steel

Corrosion-resistant nuts available in 18-8 (Type 304) and 316 grades, ideal for wet or harsh environments.

Brass

Copper alloy nuts offering corrosion resistance and electrical conductivity.

Silicon Bronze

Copper alloy nuts with superior corrosion resistance and strength.

Plating Options

Zinc Plating

Common for corrosion protection and decorative finish on steel nuts.

Hot-Dip Galvanizing

Thick, durable zinc coating for harsh outdoor environments.

Cadmium Plating

Provides corrosion resistance and lubricity, used in aerospace and military but restricted due to toxicity.

Nickel Plating

Corrosion-resistant with a shiny finish, ideal for decorative and automotive uses.

Chrome Plating

Reflective, corrosion-resistant coating often used for aesthetics in automotive and motorcycle hardware.

Black Oxide Coating

Provides corrosion resistance and a sleek black finish, common in firearms, machinery, and automotive.

Why Choose South Coast Fasteners?

With decades of fastener industry experience, South Coast Fasteners is proud to offer exceptional products backed by knowledgeable service. We work closely with you to understand your unique requirements and recommend the best solutions. Whether you’re a contractor, engineer, or DIY enthusiast, trust us to deliver nuts that perform reliably every time. Our deep inventory and fast shipping keep your projects moving without delay.

Order Nuts Online Today

Browse our extensive selection of nuts online and find exactly what you need. Whether you’re after standard hex nuts, specialty locknuts, or heavy-duty structural options, South Coast Fasteners is your trusted partner. Need help with specs, sizes, or volume orders? Contact us today and experience the difference expert support and quality products make.